Channel system for electric conductors

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Description

FIG. 1 is a front perspective view of the channel system for electric conductors showing our new design;

FIG. 2 is a rear perspective rear view thereof.

Referenced Cited
U.S. Patent Documents
3104276 September 1963 Cataldo et al.
3717736 February 1973 Kershner et al.
Foreign Patent Documents
1565658 March 1969 FRX
Patent History
Patent number: D256579
Type: Grant
Filed: Mar 7, 1977
Date of Patent: Aug 26, 1980
Assignee: Telefonaktiebolaget L M Ericsson (Stockholm)
Inventors: Bengt E. Legerius (Nykoping), Peter L. Maddock (Stockholm)
Primary Examiner: Susan J. Lucas
Application Number: 5/774,789
Classifications
Current U.S. Class: D13/13
International Classification: D1303;