Invention Grant
- Patent Title: Boiler-tube cleaner
- Patent Title (中): 锅炉管清洁器
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Application No.: US9058016Application Date: 1916-04-12
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Publication No.: US1337557APublication Date: 1920-04-20
- Inventor: HERMAN SAMUEL J , MACKENZIE CHESTER M
- Applicant: DIAMOND POWER SPECIALITY
- Assignee: Diamond Power Speciality
- Current Assignee: Diamond Power Speciality
- Priority: US9058016 1916-04-12
- Main IPC: F28G1/16
- IPC: F28G1/16
Information query
