Coco Zhang

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Shanghai, CN

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Patents Grantslast 30 patents

Information Patent Grant
Telescoping greeting cards with activated sound or light or mechani...
- Patent number 8,322,058
- Issue date Dec 4, 2012
- American Greetings Corporation
- David Mayer
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER

Patents Applicationslast 30 patents

Information Patent Application
TELESCOPING GREETING CARDS WITH ACTIVATED SOUND OR LIGHT OR MECHANI...
- Publication number 20110146117
- Publication date Jun 23, 2011
- David Mayer
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER