Frederic B. Krafft

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Holden, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for twisting filaments to form a cable
- Patent number 4,709,542
- Issue date Dec 1, 1987
- The Entwistle Company
- Frederic B. Krafft
- D07 - ROPES CABLES OTHER THAN ELECTRIC