Title:
Balance
United States Patent 2764400
Inventors:
Karl, Mettler Erhard
Publication Date:
09/25/1956
Export Citation:
Assignee:
Karl, Mettler Erhard
Primary Class:
Other Classes:
177/248
International Classes:
G01G1/28; G01G1/00
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US Patent References:
Foreign References:
DE376125C
GB240013A