David L. Cheremshynski

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Edmonton, CA

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Patents Grantslast 30 patents

Information Patent Grant
Automatic eaves trough downspout
- Patent number 6,827,103
- Issue date Dec 7, 2004
- David L. Cheremshynski
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Method of connecting a down spout extension to an eave trough down...
- Patent number 5,435,051
- Issue date Jul 25, 1995
- David L. Cheremshynski
- E04 - BUILDING

Patents Applicationslast 30 patents

Information Patent Application
Automatic eaves trough downspout
- Publication number 20040035473
- Publication date Feb 26, 2004
- David L. Cheremshynski
- David L. Cheremshynski
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...