Title:
DEVICE FOR LOOSENING SCREW OF SCREWING PIPE
Document Type and Number:
Japanese Patent JPS5226700
Kind Code:
A
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Inventors:
KAWADA TOSHIAKI
Application Number:
JP10210975A
Publication Date:
February 28, 1977
Filing Date:
August 25, 1975
Export Citation:
Assignee:
KAWATA TETSUKOU KK
International Classes:
B25B13/48; B25B13/50; (IPC1-7): B25B13/50
Domestic Patent References:
| JPS48113021U | 1973-12-25 | |||
| JPS5134973U | 1976-03-15 |