Document Type and Number:
Japanese Patent JPH0237029
Kind Code:
Y2
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Application Number:
JP8814886U
Publication Date:
October 08, 1990
Filing Date:
June 10, 1986
Export Citation:
International Classes:
F16L39/00; F16L23/02; F16L37/00; (IPC1-7): F16L39/00
Next Patent: JPH0237030