Schaefer; Philipp

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Hannover, DE

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Patents Grantslast 30 patents

Information Patent Grant
Leather, in particular split leather provided with a dressing as a...
- Patent number 4,923,732
- Issue date May 8, 1990
- Schaefer; Philipp
- Philipp Schaefer
- C14 - SKINS HIDES PELTS LEATHER
Information Patent Grant
Process for dressing a substantially flat substrate such as split l...
- Patent number 4,874,449
- Issue date Oct 17, 1989
- Schaefer; Philipp
- Philipp Schaefer
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

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