INTERLOK
Filed: April 23, 1976
METAL CABINETS AND METAL ENCLOSURES FOR ELECTRICAL EQUIPMENT
Owned by: William J. Purdy Company
Serial Number: 73084921
AND
Filed: February 4, 1980
Electronic Alphanumeric Displays and Semiconductors
Owned by: William J. Purdy Company
Serial Number: 73248817
PAMOTOR
Filed: March 9, 1981
COOLING DEVICES, NAMELY, FANS, BLOWERS AND PARTS, COMPONENTS AND ACCESSORIES THEREFOR
Owned by: William J. Purdy Company
Serial Number: 73300228
INTEROPTICS
Filed: May 13, 1983
Fiber Optic Connectors
Owned by: William J. Purdy Company
Serial Number: 73426071
OPTOLINK
Filed: July 25, 1983
Fiber Optic Data Links Comprised of an Emitter, a Detector and Connectors for Use in Data Transmission
Owned by: William J. Purdy Company
Serial Number: 73436162
INTERFAN
Filed: September 16, 1985
MINIATURE ELECTRIC FANS
Owned by: William J. Purdy Company
Serial Number: 73558555
INTERFAN
Filed: September 16, 1985
MINIATURE ELECTRIC FANS
Owned by: William J. Purdy Company
Serial Number: 73558595
AND
Filed: August 5, 1988
ELECTRONIC ALPHANUMERIC DISPLAYS AND SEMICONDUCTORS
Owned by: William J. Purdy Company
Serial Number: 73744271
