Porter Instrument B-125-60 Flowmeter Purgemeter - Parker Hannifin??? Untested

Porter Instrument B-125-60 DIL Flowmeter Purgemeter - Parker Hannifin?? Untested

Porter Instrument Company Flowmeter B-125-70

Fischer & Porter 10A1346 6" Gas Flow Meter w/ Valve, #1 - Used

Porter Instrument Company Flow Meter with ends

Labcrest, Fischer & Porter, Gas Flow Meter w/ Valve, FP-1/8-09-G-3 - Used

Fischer & Porter 10A1348 6" Gas Flow Meter w/ Valve, #1 - Used

PORTER INSTRUMENT COMPANY CO B-1166 FLOW METER