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
Hi Folks! Today for your consideration, I’m offering a working, recapped Sprague TO-4 Capacitor-Resistor Analyzer. The tester reliably and reasonably accurately measures the capacitances of all types of capacitors from around 10 pF-2000 uF and resistances from 2.5 Ohms to 25 Meg Ohms.
Anixter #207046 2-Fiber Jumper 3.3ft / 1m 62.5 micron multimode ST-ST End1: ST End2: ST Length (ft.): 3.3 Length (m): 1 Length: 1 M : 3.28 FT. Number of Fibers: 2 FIBER Type: OM1 These are ST to ST fiber optic patch cords. They are constructed using orange jacketed 62.5/125 riser rated OM1 rated 3mm zipcordage.
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