Certron Trademarks

CERTRON
MAGNETIC TAPE AND MAGNETIC TAPE CARTRIDGE
Cancelled  ·  February 22, 1971  ·  72384472  · 
CERTRON
MAGNETIC TAPE
Expired  ·  May 17, 1966  ·  72245809  · 
CERTRONIX
automated tensile strength testing system comprising computer software, hardware, and testing machines automated by the computer products
Cancelled  ·  April 6, 1994  ·  74509637  · 
certronix