73359767
Apr 14, 1982
Oct 18, 1983
Electric Plugs and Jacks and Assembled Connectors; Adaptable Plugs and Jacks for High-Frequency Connections; Measuring Instruments and Coaxial Instruments for High Frequency Measurements-Namely, Plug Adaptors; Matching Instruments Between Various Impedances; Resistive Terminations; T-Pads and Cross Pads With and Without Internal Resistors; Attentuators, Pre-Emphasis and De-Emphasis Networks, Filters for Electric Measuring; Balancing Instruments; Measuring Bridges; Instruments with Matched Characteristic Impedances
Electrical and Scientific Apparatus