Title:
DRILL
Document Type and Number:
Japanese Patent JPS54143988
Kind Code:
A
Inventors:
SAWA HISATSUGU
Application Number:
JP5297178A
Publication Date:
November 09, 1979
Filing Date:
April 28, 1978
Export Citation:
Assignee:
NAT JUTAKU KENZAI
International Classes:
B23B51/08; (IPC1-7): B23B51/08
Domestic Patent References:
| JP50099584B |
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