Invention Grant
- Patent Title: Electric control means for water level in a boiler
- Patent Title (中): 锅炉水位的电控装置
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Application No.: US55978366Application Date: 1966-06-23
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Publication No.: US3327690APublication Date: 1967-06-27
- Inventor: HIGGINS BRADLEY C
- Applicant: HIGGINS BRADLEY C
- Assignee: Bradley C Higgins
- Current Assignee: Bradley C Higgins
- Priority: US55978366 1966-06-23
- Main IPC: F22B37/42
- IPC: F22B37/42 ; G05D21/02
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