Invention Grant
- Patent Title: Boiler gauge glass
- Patent Title (中): 锅炉规格玻璃
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Application No.: US51053831Application Date: 1931-01-22
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Publication No.: US2016481APublication Date: 1935-10-08
- Inventor: BRELSFORD HARRY E , SNOW NORMAN L
- Applicant: DIAMOND POWER SPECIALITY
- Assignee: Diamond Power Speciality
- Current Assignee: Diamond Power Speciality
- Priority: US51053831 1931-01-22
- Main IPC: F22B37/78
- IPC: F22B37/78
Information query
