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Patent Office of Dr. Chung S. Park(CSPTO)

Documenting Innovations Since 2002

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Patent Office of Dr. Chung S. Park
U.S. offices  P.O. Box 62312 Sunnyvale, CA 94088-2312 U.S.A.   |  Tel: 408-718-0512  |  IP-Phone: 070-4234-4484  |  Fax: 408-716-4985  |  E-mail: cspark@cspto.com
Korea Office  504 ho, DaeAh bldg., 21-gil 8, Teheran-ro, Gangnam-gu, Seoul, Korea
IP-Phone: 070-4234-4484  |  Tel: 010-6397-1995 |  Fax: 408-716-4985  |  E-mail: hschang@cspto.com
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