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For the Inventor, By the Inventor

Sturgis, MI, United States of America

Sde Investments, Inc.


USPTO Granted Patents = 1

Forward Citations = 14

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1 inventor (with patents filed for the assignee):

goldMedal Richard E Cone (1 out of 41 patents)


1 patent:

1. 4967613 - Reversible adjustable wrench (1990-11-06),
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USPTO Data Jan 1 1976 - Dec 16 2025

1 Patents

#11 in Sturgis, MI

#4,517 in Michigan

#133,784 in US

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Sturgis, MI, United States of America

Sde Investments, Inc.

Forward Citations = 14

1 inventor:

goldMedal Richard E Cone (1 out of 41 patents)

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