Fred J. Gefri

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Hacketstown, NJ, US

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Patents Grantslast 30 patents

Information Patent Grant
Filaments having trilobal or quadrilobal cross-sections
- Patent number 5,057,368
- Issue date Oct 15, 1991
- Allied-Signal
- Theodore Largman
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING