Method and apparatus for manufacturing hollow boards of foamed material
IL39574A0Inactive Publication Date: 1972-07-26EHRENKRANTZ E
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Patent Information
- Application Number
- IL39574
- Authority / Receiving Office
- IL · IL
- Patent Type
- Applications
- Current Assignee / Owner
- Filing Date
- 1972-05-30
- Publication Date
- 1972-07-26
- Estimated Expiration
- Not applicable · inactive patent
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