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Kristupas Daugirdas

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  • Wilmette, IL, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Door operator with locking mechanism
    • Patent number 4,882,876
    • Issue date Nov 28, 1989
    • Vapor Corporation
    • Kristupas Daugirdas
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Modulated output force door operator
    • Patent number 4,134,231
    • Issue date Jan 16, 1979
    • Vapor Corporation
    • Kristupas Daugirdas
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Door operator with locking mechanism
    • Patent number 4,087,939
    • Issue date May 9, 1978
    • Vapor Corporation
    • Samir M. Elguindy
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES