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US 2,680,168 A
Filed
: 07/07/1952
Issued
: 06/01/1954
Est. Priority Date
: 07/07/1952
Status: Expired due to Term
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21 Citations
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Current Assignee
Frank W. Murphy
Original Assignee
Frank W. Murphy
Inventors
Murphy, Frank W.
Application Number
US03/297,474
Time in Patent Office
694 Days
Field of Search
US Class Current
200/83.00J
CPC Class Codes
H01H 35/2607
Means for adjustment of "ON...
H01H 35/34
actuated by diaphragm
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