Cornel Chu

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London, GB

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Patents Grantslast 30 patents

Information Patent Grant
Writing implement
- Patent number 5,632,564
- Issue date May 27, 1997
- Hi-Tech Industries Limited
- Cornel Chu
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
Information Patent Grant
Paper fastener
- Patent number 5,555,606
- Issue date Sep 17, 1996
- Hi-Tech Industries Limited
- Cornel Chu
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Grant
Binder
- Patent number 5,102,252
- Issue date Apr 7, 1992
- Hi-Tech Industries Limited
- Cornel Chu
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Grant
Paper holder
- Patent number 4,836,489
- Issue date Jun 6, 1989
- Hi Tech Industries, Ltd.
- Cornel Chu
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS