Eugene J. Cone

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Cheswick, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Glass bead forming method
- Patent number 4,002,446
- Issue date Jan 11, 1977
- PPG Industries, Inc.
- Joseph J. Hammel
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Glass bead forming nozzles and method
- Patent number 4,002,447
- Issue date Jan 11, 1977
- PPG Industries, Inc.
- Eugene J. Cone
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Method and apparatus for forming glass beads
- Patent number 3,997,310
- Issue date Dec 14, 1976
- PPG Industries, Inc.
- Eugene J. Cone
- C03 - GLASS MINERAL OR SLAG WOOL