Joseph Bradley Culkin

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Danville, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Photocathode lighting device, method for manufacturing the same and...
- Patent number 7,944,146
- Issue date May 17, 2011
- Photegra Corporation
- Hyo-Soo Jeong
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

Information Patent Application
PHOTOCATHODE LIGHTING DEVICE, METHOD FOR MANUFACTURING THE SAME AND...
- Publication number 20090309483
- Publication date Dec 17, 2009
- Hyo-Soo Jeong
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS