University of Michigan-Flint
Frances Willson Thompson Library
Genesee Historical Collections Center
|Name of the collection:||Edwin W. Atwood
|Dates of the collection:||1920-1940
|Quantity:||1 linear ft.
|Acquisition:||The collection (donor no. 016) was deposited with the Genesee Historical Collections Center in March 1984.
||The collection is open to research.
||Photographs were removed from the collection and cataloged separately.|
||Darwin C. Matthews, May 1984.|
Copeman Laboratories Company, 1920-1940
Correspondence and telegrams to Edwin W. Atwood from Lloyd G. Copeman, H. A. Todd, and G. M. Dwelly, 1931-1932
Employment contracts, agreements between Lloyd G. Copeman and Copeman Laboratories Company, 1926-1939
Financial agreements and statements of the Copeman Laboratories Company involving Bertha G. Atwood, Edwin W. Atwood, and Lloyd G.
Assignment of eleven patents from Lloyd G. Copeman to Edwin W. Atwood, 1922
Assignment of patent no. 1,396,996 from Lloyd G. Copeman to Copeman Laboratories Company, 1926
Assignment of refrigeration apparatus patent from Edwin W. Atwood to Copeman Laboratories Company, 1926
Assignment of six patents from Lloyd G. Copeman to Copeman Laboratories Company, 1935
Canadian refrigeration patent, 1926
Description of various inventions with patent claims allowed
Diaphragm patent, no. 2,348,740,1938
L. G. Copeman's Tool Holder, patent no. 1,361,021, 1920
U.S. District Court case, Copeman Laboratories Company v. General Motors Corporation, 1940
Index to testimony
Volumes 3 and 4, pp. 305 to 480
Volume 9, pp. 1229 to 1426