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Pipe and tube coupling
US 1,863,360 A
Filed
: 06/13/1930
Issued
: 06/14/1932
Est. Priority Date
: 06/13/1930
Status: Expired due to Term
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Current Assignee
Albert J. Weatherhead Jr
Original Assignee
Albert J. Weatherhead Jr
Inventors
Weatherhead, Albert J. Jr.
Application Number
US02/460,836
Time in Patent Office
732 Days
Field of Search
US Class Current
285/148.13
CPC Class Codes
F16L 33/18
characterised by the use of...
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