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US 2,558,188 A
Filed
: 03/12/1947
Issued
: 06/26/1951
Est. Priority Date
: 03/12/1947
Status: Expired due to Term
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15 Citations
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Current Assignee
Charles W. Mcwilliams
Original Assignee
Charles W. Mcwilliams
Inventors
Mcwilliams, Charles W.
Application Number
US02/734,151
Time in Patent Office
1,567 Days
Field of Search
US Class Current
200/573
CPC Class Codes
H01H 15/102
comprising cam devices
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