Patents.
Subject
Subject Source: Library of Congress Subject Headings
Found in 1 Collection or Record:
Hampton Company Records
Collection — Multiple Containers
Identifier: 6679
Abstract
One folder of miscellaneous patent specifications & correspondence, relating to the use of rayon or mercerized cotton cord to reinforce rubber products such as tires and belting. Also includes dye formulae, machinery contracts and estimates for Hawthorn Spinning Mills, Clover, SC.; foreign patent negotiations for yarn treating devices; cost analyses. Also data reported to U.S. Dept. of Labor concerning number of hours worked, payroll, etc., 1931-1950; undated essay on spinning;...
Dates:
1925-1945