Michael Kondratuk

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Brookings, SD, US

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Patents Grantslast 30 patents

Information Patent Grant
Shaped spindle of a door handle for operating a door lock box
- Patent number D770264
- Issue date Nov 1, 2016
- Larson Manufacturing Company of South Dakota, Inc.
- Michael Kondratuk
- D08 - Tools and hardware
Information Patent Grant
Shaped spindle of a door handle for operating a door lock box
- Patent number D734652
- Issue date Jul 21, 2015
- Larson Manufacturing Company of South Dakota, Inc.
- Michael Kondratuk
- D08 - Tools and hardware
Information Patent Grant
Shaped spindle of a door handle for operating a door lock box
- Patent number D734651
- Issue date Jul 21, 2015
- Larson Manufacturing Company of South Dakota, Inc.
- Michael Kondratuk
- D08 - Tools and hardware
Information Patent Grant
Shaped spindle of a door handle for operating a door lock box
- Patent number D706112
- Issue date Jun 3, 2014
- Larson Manufacturing Company of South Dakota, Inc.
- Michael Kondratuk
- D08 - Tools and hardware