Invention Grant
- Patent Title: Apparatus for burning heavy oils.
- Patent Title (中): 用于燃烧重油的装置。
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Application No.: US1902124170Application Date: 1902-09-20
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Publication No.: US739153APublication Date: 1903-09-15
- Inventor: COTTON FRANK
- Applicant: COTTON FRANK
- Assignee: Frank Cotton
- Current Assignee: Frank Cotton
- Priority: US1902124170 1902-09-20
Information query
