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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5387919
Kind Code:
U
More Like This:
Application Number:
JP17446376U
Publication Date:
July 19, 1978
Filing Date:
December 21, 1976
Export Citation:
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International Classes:
F16L29/00; F16L35/00; F16L37/00; F16L37/22; (IPC1-7): F16L35/00; F16L37/22
Domestic Patent References:
JPS3421355Y1
JPS3818474Y1