air meter for sale, brand-new and used.

I googled the patent number and found the following info. The figures on the patent sketches looks slightly different than the piece. Patent number: US 3497806

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Up for sale is a Humboldt Concrete Air Meter H-2783 air meter Comes complete as pictured with accessories and case! Only used gently a few times and is Super Clean! Selling with FREE SHIPPING!

Up for Sale is a "FLORET" air Velocity Flow Meter by "BACHARACH INSTRUMENT COMPANY"---Pittsburgh, Pa.  Circ 1958 That will be co

Offering a ALNOR VELOMETER JR. AIR VELOCITY METER 8100A-16 Buy it Now price is $57.99 and shipping is Free. (Item #0552A) PRODUCT DETAILS

Concrete Pressure Meter CA-0500 This meter has never been used but i am not advertising it as new because it has been sitting for years in my shop. Also comes with a new replacement air pump. I bought it years ago to expand my consulting engineering business but never did use it.

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Updated Driver Board specifications: High Quality VU METER driver board Circuit Board Stereo module dynamic press The board is with back light power supply. dynamic press device based :example input 1V output 1V,Input 4V Output 2V,Input 9V Out 3V... Input sensitivity -15dB Power 12VDC 0.12A

Note: Xpresstooling announces that it will be named xpresstoolsinc effective immediately. The name and eBay site change is part of an ownership restructuring plan. We will continue to offer great quality tooling at affordable prices and maintain the highest level of customer service.

AUCTION FOR A RARE TO FIND A:Victoreen Model 70 Condenser R Meter radiation by glasser & seitz x-ray. This is a Model 70 condenser "R meter" (serial # 846) charger-reader manufactured by the Victoreen Instrument Company of Cleveland Ohio. Quoting a 1954 advertisement: "at the heart of radiation measurement and still growing in versatility THE VICTOREEN CONDENSER r-METER .

mesh tonometer, tension meter Product Name: mesh tonometer; tension meter; screen mesh tonometer

Amprobe PM5

This PM800 SQUARE D POWER LOGIC POWER METER has never been used. It is in its original opened packaging. The PowerLogic PM800 series power meters offer high-performance measurement capabilities needed to monitor an electrical installation in a compact 96 x 96 mm unit.

Triplett SoniChek TSC-MC1 Mini Digital Sound Level Meter with Automatic Backlit Display

History: This Hickok 752 has been my trusty backup tube tester for the last two years. It works fantastic, and it rarely get used. But in the time I have had it I have ran 5AR4/6V6/6L6/6SN7/12AU7/12AX7/45/50s all thru it just to name a few.

Instek GOM-801H Four-Input Digital Milliohm Meter, 7 Test Ranges, 20 Kilohms Resistance

Material: 0.4 Rip-stop nylon, Waterproof,durable,anti-pressure * Height: 13 feet/4 meter; Wide: 13ft/4 meter * Net weight: around 40kg* An extra cost will be charged for your logo* Price NOT included air blower;* Production Time : 3-5 days * Ship to worldwide. * Professional manufacturer for years in China * Certifications: SGS EN71 CE UL