Geometrical instruments
Patent
1976-01-19
1978-03-21
Lake, Roy
Geometrical instruments
339 91R, 339188R, H01R 1354, H01R 1718
Patent
active
040800407
ABSTRACT:
An electrical patch cord plug and jack assembly in which the plug is insertable into a selected one of a number of plug-receiving sockets in the jack and has a multiplicity of contact elements arranged in at least one longitudinally extending row for making and breaking various circuit connections in the jack.
REFERENCES:
patent: 3001167 (1961-09-01), Chesnutt et al.
patent: 3112976 (1963-12-01), Knight
patent: 3154360 (1964-10-01), Pushner
patent: 3222471 (1965-12-01), Steinkamp
patent: 3321733 (1967-05-01), Thomas
patent: 3665129 (1972-05-01), Lancaster
patent: 3725840 (1973-04-01), Hesse
Desmond E. F.
Dynatech Laboratories Incorporated
Lake Roy
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