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METHOD OF MAKING SEALING RINGS
US 3,511,685 A
Filed
: 01/30/1968
Issued
: 05/12/1970
Est. Priority Date
: 03/10/1964
Status: Expired due to Term
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Current Assignee
John H. Rentschler
Original Assignee
John H. Rentschler
Inventors
Rentschler, John H.
Application Number
US04/701,790
Time in Patent Office
833 Days
Field of Search
US Class Current
427/322
CPC Class Codes
B32B 27/00
Layered products comprising...
F16J 15/022
characterised by structure ...
F16J 15/024
the packing being locally w...
F16J 15/104
characterised by structure
F16J 15/328
Manufacturing methods speci...
Y10S 277/91
O-ring seal
Y10S 277/922
Bonding or joining for manu...
Y10T 428/264
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