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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS55102709
Kind Code:
U
Application Number:
JP331079U
Publication Date:
July 17, 1980
Filing Date:
January 13, 1979
Export Citation:
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International Classes:
F16L11/127; F16L11/12; F16L57/00; H01B17/58; (IPC1-7): H01B17/58; F16L11/12; F16L57/00
Domestic Patent References:
JPS444570Y11969-02-19
JPS5041120U1975-04-25
JPS459980Y11970-05-08
JPS537700U1978-01-23