Wai-Kwong Chan

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Chicago, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Binding line book tracking system and method
- Patent number 5,112,179
- Issue date May 12, 1992
- R. R. Donnelley and Sons Company
- Wai-Kwong Chan
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Grant
Binding line book tracking system and method
- Patent number 5,054,984
- Issue date Oct 8, 1991
- R. R. Donnelley and Sons Company
- Wai-Kwong Chan
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER