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For the Inventor, By the Inventor

Roseville, MI, United States of America

Lang Fastener Corporation


USPTO Granted Patents = 2

Forward Citations = 115

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1 inventor (with patents filed for the assignee):

goldMedal James W Hendry (2 out of 13 patents)


2 patents:

1. 4555225 - Apparatus for making a twin-wall, internally corrugated plastic (1985-11-26),
2. 4474717 - Method of making a twin-wall internally corrugated plastic structural (1984-10-02),
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USPTO Data Jan 1 1976 - Dec 16 2025

2 Patents

#14 in Roseville, MI

#3,120 in Michigan

#92,554 in US

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Roseville, MI, United States of America

Lang Fastener Corporation

Forward Citations = 115

1 inventor:

goldMedal James W Hendry (2 out of 13 patents)

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