Manufacture of Silk, US Patent No. 1468
Sample pages
Page 1, at reduced quality. Open the document to read every page in full.
US Patent No. 1,468, granted January 10, 1840 to Benjamin Benson of Smyrna, Delaware, for improvements in sericulture equipment. It describes a hurdle frame for feeding silkworms fitted with an endless revolving cloth apron that carries away waste, improving on Gamaliel Gay's 1835 patent. It also describes a lodgment frame with cloth covering and paper fringe strips on which the worms spin cocoons. The scan has two drawing sheets followed by the specification and two claims.
- Type
- Patent
- Date
- January 10, 1840
- Language
- English
- Pages
- 4
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From Ralph Griswold's Digital Archive, delivered by the University of Arizona.
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