Invention Grant
- Patent Title: Convertible chair-bed combination
- Patent Title (中): 可转椅椅组合
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Application No.: US3224748Application Date: 1948-06-10
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Publication No.: US2491911APublication Date: 1949-12-20
- Inventor: THOMPSON GUSTAVE R
- Applicant: THOMPSON GUSTAVE R
- Assignee: Gustave R Thompson
- Current Assignee: Gustave R Thompson
- Priority: US3224748 1948-06-10
- Main IPC: A47C17/16
- IPC: A47C17/16 ; A47C17/165
Information query
