-
-
Integrated alarm transponder
-
Patent number 4,885,568
-
Issue date Dec 5, 1989
-
Interactive Technologies, Inc.
-
Kenneth R. Hackett
-
G08 - SIGNALLING
-
Multiplexed alarm system
-
Patent number 4,754,262
-
Issue date Jun 28, 1988
-
Interactive Technologies, Inc.
-
Kenneth R. Hackett
-
G08 - SIGNALLING
-
-
-
-
-
Stabilized ball joint
-
Patent number 4,043,686
-
Issue date Aug 23, 1977
-
Snotrix Division of Pittway Corporation
-
Kenneth R. Hackett
-
G10 - MUSICAL INSTRUMENTS ACOUSTICS
-
-
-
-