Engelex Trademarks

ENGELEX
AMPLIFIERS AND STEPPING SWITCHES
Expired  ·  June 25, 1962  ·  72147563  · 
ENGELEX
COMPUTER UNIT AND DECIMAL COUNTER ELECTRONIC INDICATORS, CIRCUIT PLUGIN UNITS, AND EQUIPMENT RACKS; AND ELECTRONIC DECIMAL COUNTERS
Expired  ·  May 8, 1961  ·  72119496  ·