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Sealing and coupling structures
US 3,023,995 A
Filed
: 07/21/1958
Issued
: 03/06/1962
Est. Priority Date
: 07/21/1958
Status: Expired due to Term
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Current Assignee
Hopkins William C N
Original Assignee
Hopkins William C N
Inventors
HOPKINS WILLIAM C N
Application Number
US03/749,724
Time in Patent Office
1,324 Days
Field of Search
US Class Current
251/5
CPC Class Codes
F16L 17/10
the packing being sealed by...
Y10T 279/1216
Jaw is expansible chamber; ...
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