TREA

Ralph A. Weber

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  • Richmond Heights, OH, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Convertible vacuum cleaner
    • Patent number 5,086,536
    • Issue date Feb 11, 1992
    • The Scott Fetzer Company
    • John R. Lackner
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Convertible vacuum cleaner
    • Patent number 5,007,133
    • Issue date Apr 16, 1991
    • The Scott Fetzer Company
    • John R. Lackner
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Convertible vacuum cleaner
    • Patent number 4,947,512
    • Issue date Aug 14, 1990
    • The Scott Fetzer Company
    • John R. Lackner
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...