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Patent applications and USPTO patent grants for Weyant; Leon H..The latest application filed is for "electronic access security key card pamphlet".
Patent | Date |
---|---|
Electronic access security key card pamphlet Grant 6,824,066 - Weyant November 30, 2 | 2004-11-30 |
Electronic access security key card pamphlet App 20020040935 - Weyant, Leon H. | 2002-04-11 |
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