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For the Inventor, By the Inventor

Dallas, TX, United States of America

Valhi, Inc.


USPTO Granted Patents = 3

Trademarks = 3

Forward Citations = 72

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1 inventor (with patents filed for the assignee):

goldMedal Clark E Craig (3 out of 10 patents)


3 patents:

1. 4882919 - Flush mounted panel lock construction (1989-11-28),
2. 4715201 - Cylinder lock with removable plug (1987-12-29),
3. 4705326 - Locking system (1987-11-10),
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USPTO Data Jan 1 1976 - Jan 6 2026

3 Patents

#566 in Dallas, TX

#4,692 in Texas

#72,066 in US

...
Dallas, TX, United States of America

Valhi, Inc.

Forward Citations = 72

1 inventor:

goldMedal Clark E Craig (3 out of 10 patents)

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