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发明名称
Method and apparatus for making a double helix thermostat metal spring
摘要
申请公布号
US4920624(A)
申请公布日期
1990.05.01
申请号
US19880281298
申请日期
1988.12.07
申请人
TEXAS INSTRUMENTS INCORPORATED
发明人
TY, HENRY;BAPTISTA, JOHN;DEAMARAL, GEORGE
分类号
B21F3/02;B21F3/04;B21F35/00
主分类号
B21F3/02
代理机构
代理人
主权项
地址
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