-
-
-
Rotatable seal
-
Patent number 6,000,736
-
Issue date Dec 14, 1999
-
E.J. Brooks Company
-
Jeremy Phelps Leon
-
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
-
Security seal
-
Patent number 5,884,949
-
Issue date Mar 23, 1999
-
E.J. Brooks Company
-
Jeremy Phelps Leon
-
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
-
Security seal and lock
-
Patent number 5,820,176
-
Issue date Oct 13, 1998
-
E.J. Brooks Company
-
Jeremy Phelps Leon
-
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
-
Tamper deterring seal
-
Patent number 5,788,294
-
Issue date Aug 4, 1998
-
E. J. Brooks Company
-
Jeremy Phelps Leon
-
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
-