Safety device for preventing slamming of a hinged lid,particularly of a piano keyboard
IL83292A0Inactive Publication Date: 1987-12-31AHARON LIPMAN
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Patent Information
- Application Number
- IL83292
- Authority / Receiving Office
- IL · IL
- Patent Type
- Applications
- Current Assignee / Owner
- Filing Date
- 1987-07-22
- Publication Date
- 1987-12-31
- Estimated Expiration
- Not applicable · inactive patent
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