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Blackstone Mfg. Co., Inc.

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  • Chicago, IL, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Step assembly for automotive step bumpers
    • Patent number 4,198,070
    • Issue date Apr 15, 1980
    • Blackstone Mfg. Co., Inc.
    • Raywood C. Weiler
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Spare wheel carrier for vehicles
    • Patent number 4,140,255
    • Issue date Feb 20, 1979
    • Blackstone Mfg. Co., Inc.
    • Raywood C. Weiler
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS

Patents Applicationslast 30 patents

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