[ PRINTED CIRCUIT BOARD IN-CIRCUIT TESTER SYSTEMS; ] SWITCHING SYSTEMS FOR TELETYPEWRITER NETWORKS; AND ELECTRICAL BRIDGES, SEALING CURRENT GENERATORS, RELAYS, LINE AMPLIFIERS, [ MOUNTING FRAMES AND ADAPTERS, ] FUSE PANELS AND BLOCKS, REPEAT COILS, [ EQUALIZERS, ] JACK PANELS AND MODULES, EXTENDER CARDS, [ TERMINATING SETS, PEG COUNTERS, PEG COUNTER PRESETS, REPEATERS, ] E & M APPLIQUES, POWER SUPPLIES, AND ATTENUATORS

'adapt':26 'amplifi':22 'appliqu':50 'attenu':54 'block':30 'board':3 'bridg':16 'card':39 'circuit':2,6 'coil':32 'counter':43,45 'current':18 'e':48 'electr':15 'equal':33 'extend':38 'frame':24 'fuse':27 'generat':19 'in-circuit':4 'jack':34 'line':21 'm':49 'modul':37 'mount':23 'network':13 'panel':28,35 'peg':42,44 'power':51 'preset':46 'print':1 'relay':20 'repeat':31,47 'seal':17 'set':41 'suppli':52 'switch':9 'system':8,10 'teletypewrit':12 'termin':40 'tester':7

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