HLC MANUFACTURING CO., INC. Trademarks
POLYKON
Filed: February 16, 1968
STEP AND REPEAT PROJECTION CAMERA FOR USE IN PRODUCTION OF CIRCUIT PHOTOMASKS
Owned by: HLC MANUFACTURING CO., INC.
Serial Number: 72291230
MICROKON
Filed: June 6, 1969
CAMERA FOR MICROMINIATURIZATION IN THE FIELDS OF MICRO-ELECTRONICS CHEMICAL MILLING, AND PRINTED CIRCUITRY
Owned by: HLC MANUFACTURING CO., INC.
Serial Number: 72329352
