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Patent Searching and Data


Document Type and Number:
Japanese Patent JPH02145923
Kind Code:
U
Application Number:
JP5584789U
Publication Date:
December 11, 1990
Filing Date:
May 17, 1989
Export Citation:
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International Classes:
B23D77/00; B24D7/18; (IPC1-7): B23D77/00; B24D7/18
Domestic Patent References:
JPH0247122B21990-10-18
JPS5326714A1978-03-13
JPS5695525A1981-08-03