Juergen Graf

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Bad Duerrheim, DE

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Patents Grantslast 30 patents

Information Patent Grant
Inside sealing device sleeve for insertion of pipes
- Patent number 5,769,459
- Issue date Jun 23, 1998
- Uhrig Kanaltechnik GmbH
- Eckhard Graf
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...