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Fluid pressure actuated tube compressor
US 2,588,212 A
Filed
: 10/28/1948
Issued
: 03/04/1952
Est. Priority Date
: 10/28/1948
Status: Expired due to Term
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Current Assignee
Willis Custer Harry
Original Assignee
Willis Custer Harry
Inventors
WILLIS CUSTER HARRY
Application Number
US03/057,027
Time in Patent Office
1,223 Days
Field of Search
US Class Current
251/5
CPC Class Codes
F16K 7/06
by means of a screw-spindle...
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