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Title:
CONNECTOR FOR UNTHREADED PIPE,AND METHOD OF MAKING THE SAME
United States Patent 3462175
Inventors:
Johnson, Don E.
Publication Date:
08/19/1969
Assignee:
Sonel
Primary Class:
Other Classes:
156/169, 277/607, 277/616, 285/94, 285/105, 285/113, 285/148.19, 285/299, 285/369, 285/423
International Classes:
F16L19/06; F16L21/00; (IPC1-7): F16L21/02; F16L21/00; F16L25/00
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Foreign References:
AT237391B
IT572926B