Invention Grant
US3542996A Automatic control system for angular and planar electrode orientation
失效
用于直角和平面电极定向的自动控制系统
- Patent Title: Automatic control system for angular and planar electrode orientation
- Patent Title (中): 用于直角和平面电极定向的自动控制系统
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Application No.: US3542996DApplication Date: 1969-04-09
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Publication No.: US3542996APublication Date: 1970-11-24
- Inventor: BOLLINGER JOHN G , HARRISON HOWARD L , STANKEY MICHAEL A
- Applicant: SMITH CORP A O
- Assignee: A O Smith Corp
- Current Assignee: A O Smith Corp
- Priority: US54318066 1966-04-18; US81470869 1969-04-09
- Main IPC: B23K9/12
- IPC: B23K9/12
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