Invention Grant
- Patent Title: Inner-tube-building method and apparatus
- Patent Title (中): 内管制造方法及装置
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Application No.: US35484429Application Date: 1929-04-13
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Publication No.: US1796363APublication Date: 1931-03-17
- Inventor: GEORGE FOERSTNER
- Applicant: GOODRICH CO B F
- Assignee: Goodrich Co B F
- Current Assignee: Goodrich Co B F
- Priority: US35484429 1929-04-13
- Main IPC: B29D23/24
- IPC: B29D23/24
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