Invention Grant
- Patent Title: Match book
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Application No.: US17414137Application Date: 1937-11-12
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Publication No.: US2175703APublication Date: 1939-10-10
- Inventor: ROSELLO JUAN P
- Applicant: ROSELLO JUAN P
- Assignee: Juan P Rosello
- Current Assignee: Juan P Rosello
- Priority: US17414137 1937-11-12
- Main IPC: A24F27/12
- IPC: A24F27/12
Public/Granted literature
- US20220081374A1 BUTADIENE PRODUCTION METHOD Public/Granted day:2022-03-17
Information query
