Heinz Gretz

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Hamburg, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for perforating the envelopes of filter cigare...
- Patent number 4,249,545
- Issue date Feb 10, 1981
- Hauni-Werke Korber & Co. KG
- Heinz Gretz
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR