Invention Grant
- Patent Title: Percussion machine
- Patent Title (中): 打击乐器
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Application No.: US63547557Application Date: 1957-01-22
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Publication No.: US2872914APublication Date: 1959-02-10
- Inventor: WALTER FAHRNI
- Applicant: WALTER FAHRNI
- Assignee: Fahrni Walter
- Current Assignee: Fahrni Walter
- Priority: US63547557 1957-01-22
- Main IPC: B25D11/06
- IPC: B25D11/06 ; B25D11/12
Information query
