XETRON
Filed: August 6, 1981
Microfiche Containing Compilations of Catalogues and Advertising Materials from Manufacturers of Contract Furnishings
Owned by: Xetron Corporation
Serial Number: 73322477
DOOR TEK 22
Filed: March 16, 1988
ACCESS CONTROL AND CARD ENTRY SYSTEMS COMPRISED OF A READER MOUNTED ADJACENT TO A DOOR, ENCODED ACCESS CARDS AND ELECTRONIC…
Owned by: Xetron Corporation
Serial Number: 73717098
DOOR TEK 324
Filed: March 16, 1988
ACCESS CONTROL AND CARD ENTRY SYSTEM COMPRISED OF A READER MOUNTED ADJACENT TO A DOOR, ENCODED ACCESS CARDS AND ELECTRONIC…
Owned by: Xetron Corporation
Serial Number: 73717099
HUMBUSTER
Filed: March 18, 1988
COMPUTERIZED DIGITAL 60 HERTZ HARMONIC FILTER FOR USE WITH TONE TEST EQUIPMENT
Owned by: Xetron Corporation
Serial Number: 73717527
