TREA

Fredrick L. Hrdlicka

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  • Pella, IA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Inactive door bolt
    • Patent number 7,513,540
    • Issue date Apr 7, 2009
    • Pella Corporation
    • Bruce A. Hagemeyer
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Flanged edge protector for window unit
    • Patent number 6,276,526
    • Issue date Aug 21, 2001
    • Pella Corporation
    • Scot C. Miller
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Window sash and method of constructing same
    • Patent number 5,339,583
    • Issue date Aug 23, 1994
    • Pella Corporation
    • Fred L. Hrdlicka
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS

Patents Applicationslast 30 patents

  • Information Patent Application

    Inactive door bolt
    • Publication number 20060150516
    • Publication date Jul 13, 2006
    • Bruce A. Hagemeyer
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES