Thorwald Kipp

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Bad Oeynhausen, DT

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Patents Grantslast 30 patents

Information Patent Grant
Process for punching holes and slots in structural timber
- Patent number 4,071,637
- Issue date Jan 31, 1978
- Eisenwerk Weserhutte AG
- Wolfhart Dittrich
- B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...