Document Type and Number:
Japanese Patent JPH0437248
Kind Code:
U
Application Number:
JP7732590U
Publication Date:
March 30, 1992
Filing Date:
July 19, 1990
Export Citation:
International Classes:
C21D1/00; C22C27/06; F27D3/02; (IPC1-7): C21D1/00; C22C27/06; F27D3/02
Domestic Patent References:
JPS5115771U | 1976-02-04 | |||
JPS62290821A | 1987-12-17 | |||
JPH01215923A | 1989-08-29 | |||
JPS5248090A | 1977-04-16 | |||
JPS5342007A | 1978-04-17 | |||
JPH01263240A | 1989-10-19 | |||
JPS5535326U | 1980-03-06 | |||
JPS492809B1 | 1974-01-23 | |||
JP52160608B | ||||
JPS617562A | 1986-01-14 |
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