Harris Calorific Model 1-100 Dual Gauge Compressed Gas Regulator -

Harris Compressed Gas Regulator Dual Gauge , 96-100

Harris model: 92 N 100 Compressed Gas Regulator w/ dual gauges, 1970's, CGA 346

Harris Compressed Gas Regulator 650 L. Model 1-15, Harris

Harris Calorific Model 92-100 Multi-Stage Dual Gauge Compressed Gas Regulator

Vintage Harris Calorific Co. Model 92-100 Multi-Stage Oxygen Pressure Regulator

HARRIS 25-100 PRESSURE COMPRESSED GAS REGULATOR 650L WITH 2 USG GAUGES

harris oxygen and acetylene regulators 29-100 and 29-15. vintage. used. set of 2