Electrical conductor wire feeding tube for fire wall lead-in
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Description
FIG. 1 is a perspective view of an electrical conductor wire feeding tube for fire wall lead-in showing our new design;
FIG. 2 is a perspective view from the opposite side thereof;
FIG. 3 is a side elevational view thereof.
Referenced Cited
Patent History
Patent number: D275831
Type: Grant
Filed: Oct 14, 1981
Date of Patent: Oct 9, 1984
Assignee: Telefonaktiebolaget L M Ericsson (Stockholm)
Inventors: Bengt E. Legerius (Nykoping), Hans W. Siebert (Oxelosund)
Primary Examiner: Susan J. Lucas
Law Firm: Roberts, Spiecens & Cohen
Application Number: 6/311,235
Type: Grant
Filed: Oct 14, 1981
Date of Patent: Oct 9, 1984
Assignee: Telefonaktiebolaget L M Ericsson (Stockholm)
Inventors: Bengt E. Legerius (Nykoping), Hans W. Siebert (Oxelosund)
Primary Examiner: Susan J. Lucas
Law Firm: Roberts, Spiecens & Cohen
Application Number: 6/311,235
Classifications
Current U.S. Class:
D 8/14;
D13/13;
D13/24
