Title:
METHOD OF INCREASING TIGHTNESS OF CRINCHING PORTION OF BASE METAL
Document Type and Number:
Japanese Patent JPS51147463
Kind Code:
A
Inventors:
SHIRAI SHIYUNSUKE
Application Number:
JP7123575A
Publication Date:
December 17, 1976
Filing Date:
June 12, 1975
Export Citation:
Assignee:
SHIRAI KOUGIYOU KK
International Classes:
B21D39/02; B21D51/38; (IPC1-7): B21D39/02; B21D51/38
Domestic Patent References:
| JP51106233B |
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