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Specification of William Jean Jules Varillat : obtaining extracts, &c. from vegetable substances.

Varillat, William Jean Jules.
Date
1856
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About this work

Description

Patent for "the extraction of of colourings, tanning, and saccharine matters from vegetable substances".

Publication/Creation

London : Great Seal Patent Office, 1856 (London : George E. Eyre and William Spottiswoode)

Physical description

2 pages ; 28 cm

Notes

At head of title: A.D. 1856. No. 942.
"William Jean Jules Varillat, of Rouen, in the empire of France".

Type/Technique

Languages

  • English



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