A telephone circuit consisting primarily of telephone relays and associated telephone equipment designed for use in connection with a straight-forward trunk circuit to provide straight-forward signaling facilities on a two wire basis where telephone carrier equipment is not used.
Classification: Articles designed for connection to telegraphic or telephonic apparatus or instruments or to telegraphic or telephonic networks
NSN 5975-00-134-0966
NSN 4140-00-826-9031
NSN 5990-01-650-9034
NSN 5975-01-051-1681
NSN 5985-01-252-8008
NSN 5950-00-410-1914
NSN 6110-00-618-4171
NSN 6240-01-386-1354
NSN 5996-01-055-3457
NSN 5930-01-215-1168
NSN 5855-01-560-1022
NSN 6150-00-753-3950