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Method of making flexible hose
US 2,686,962 A
Filed
: 05/02/1951
Issued
: 08/24/1954
Est. Priority Date
: 06/29/1950
Status: Expired due to Term
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Current Assignee
Edward R. Swann
Original Assignee
Edward R. Swann
Inventors
Swann, Edward R.
Application Number
US03/224,170
Time in Patent Office
1,210 Days
Field of Search
US Class Current
29/435
CPC Class Codes
A47L 9/242
Hose or pipe couplings
B29D 23/001
Pipes; Pipe joints pleated ...
B29K 2021/00
Use of unspecified rubbers ...
F16L 33/00
Arrangements for connecting...
F16L 35/00
Special arrangements used i...
Y10T 29/49842
Between tube-forming helica...
Y10T 29/49879
Spaced wall tube or receptacle
Y10T 29/49881
of separate helix [e.g., sc...
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