MRC:
The number used by the manufacturer for identifying the item.AQGB
Manufacturer Identifying Number:
120 and 149/interchangeable with clary 304, 306, 309, 321, and 322 cash registers/; 100, 40711-10, 40811-10, 41011-10, 50711-10, 51011-13, and fk711-10/interchangeable with remington 304, 306, 309, 321, and 322 cash registers
MRC:
The name of the manufacturer of the machine for which the item is designed.BZJK
Machine Manufacturer Name For Which Designed:
Clary corp., remington office equipment, div. Of sperry rand corp.