Electrical contacting element
United States Patent 2490214

Inventors:
Hensel, Franz R.
Larsen, Earl I.
Publication Date:
12/06/1949
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Assignee:
MALLORY & CO INC P R
Primary Class:
75/233
Other Classes:
29/875, 419/10, 75/235, 148/432, 148/430
International Classes:
H01H1/023; H01H1/02
US Patent References:
2425052Electrical contact materials and contacts and methods of making the same
2426761Preparation of silver catalysts
Foreign References:
GB315818A