Invention Grant
- Patent Title: Boiler cleaner
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Application No.: US52472431Application Date: 1931-03-23
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Publication No.: US1991471APublication Date: 1935-02-19
- Inventor: SNOW NORMAN L , FRANK BOWERS , HOWSE CURTIS L
- Applicant: DIAMOND POWER SPECIALITY
- Assignee: Diamond Power Speciality
- Current Assignee: Diamond Power Speciality
- Priority: US52472431 1931-03-23; US73474624 1924-08-28
- Main IPC: F28G3/16
- IPC: F28G3/16
Information query
