The Chemical Trade Journal, Volumen2Davis, 1888 |
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Página 4
... method for which Letters Patent have been granted , and although there are important distinctions between their respective specifications , their methods may be taken for this purpose to be identical . Messrs . Spence made their appli ...
... method for which Letters Patent have been granted , and although there are important distinctions between their respective specifications , their methods may be taken for this purpose to be identical . Messrs . Spence made their appli ...
Página 6
... methods , all capable of producing his invention , will produce it most cheaply or otherwise to the greatest advantage . But the Lord Chancellor , on page 462 , so speaks of a laboratory experiment as proving the possibility of a pro ...
... methods , all capable of producing his invention , will produce it most cheaply or otherwise to the greatest advantage . But the Lord Chancellor , on page 462 , so speaks of a laboratory experiment as proving the possibility of a pro ...
Página 8
... methods adopted by Mr. Hargreaves . When making the suggestions referred to , we also ventured to predict that their ... method adopted by Mr , Hargreaves the tempera- ture rises only to about 160 ° F. , while the vapour tension of the ...
... methods adopted by Mr. Hargreaves . When making the suggestions referred to , we also ventured to predict that their ... method adopted by Mr , Hargreaves the tempera- ture rises only to about 160 ° F. , while the vapour tension of the ...
Página 11
... method , manganese estimation by Pattinson's method , and most of the work which Dr. Lunge has of late years contributed to volumetric analysis . A very useful chapter , which may be studied with advan- tage by those engaged in water ...
... method , manganese estimation by Pattinson's method , and most of the work which Dr. Lunge has of late years contributed to volumetric analysis . A very useful chapter , which may be studied with advan- tage by those engaged in water ...
Página 13
... method is concerned , the manufacture has known no change of moment . Appliances have improved , but glass has still had to be blown by mouth , which is an exhaustive and expensive process . Mr. H. M. Ashley's new machine , which a ...
... method is concerned , the manufacture has known no change of moment . Appliances have improved , but glass has still had to be blown by mouth , which is an exhaustive and expensive process . Mr. H. M. Ashley's new machine , which a ...
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Pasajes populares
Página 86 - A little learning is a dangerous thing; Drink deep, or taste not the Pierian spring: There shallow draughts intoxicate the brain. And drinking largely sobers us again.
Página 307 - No broker, • agent, or other person shall have any legal claim to any charge for brokerage, commission, or agency, with reference to the sale or purchase of any stock or marketable security of the value of five pounds or upwards mentioned or referred to in any contract note, unless such note is duly stamped.
Página 274 - ... advanced in value or condition by refining or grinding, or by other process of manufacture, and not specially provided for in this act, ten per centum ad valorem.
Página 274 - That, from and after the third day of March, one thousand eight hundred and thirty -three, in lieu of the duties now imposed by law, on the importation of the articles hereinafter mentioned, there shall be levied, collected, and paid, the following duties, that is to say...
Página 307 - the term ' foreign security' means and includes every security for money by or on behalf of any foreign or colonial...
Página 274 - ... sale, by any person or persons whatever, wherein the person making or preparing the same has, or claims to have, any...
Página 275 - Porcelain and Bohemian glass, chemical glassware, painted glassware, stained glass, and all other manufactures of glass or of which glass shall be the component material of chief value, not specially enumerated or provided for in this act, .forty-five per centum ad valorem.
Página 275 - Lead dross, lead bullion or base bullion, lead in pigs and bars, lead in any form not specially provided for in this...
Página 274 - All preparations known as essential oils, expressed oils, distilled oils, rendered oils, alkalies, alkaloids and all combinations of any of the foregoing, and all chemical compounds and salts, by whatever name known, and not specially enumerated or provided for in this act, twenty-five per centum ad valorem.
Página 68 - Every patent shall be dated and sealed as of the day of the application : Provided that no proceedings shall be taken in respect of an infringement committed before the publication of the complete specification : Provided also, that in case of more than one application for a patent for the same invention, the sealing of a patent on one of those applications shall not prevent the sealing of a patent on an earlier application.