Patent
   D338767
Priority
Jun 02 1992
Filed
Jun 02 1992
Issued
Aug 24 1993
Expiry
Aug 24 2007
Assg.orig
Entity
unknown
0
8
n/a
The ornamental design for a line protector distribution board for telephone exchange systems, as shown and described.

FIG. 1 is a perspective view of a line protector distribution board for telephone exchange systems;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a left side elevational view thereof; and,

FIG. 7 is a right side elevational view thereof.

Hsieh, Kin L.

Patent Priority Assignee Title
Patent Priority Assignee Title
3949276, Feb 15 1974 Elmeg Elektro-Mechanik GmbH Plug-in type relay
4420792, Apr 04 1981 Krone Aktiengesellschaft Plug-in connector with arresters for separating blocks
4698727, Sep 15 1986 General Electric Company Compact non-metallic load center enclosure
4796150, Jul 05 1985 Avaya Technology Corp Telecommunication protector unit with pivotal surge protector
5057964, Dec 17 1986 Northern Telecom Limited Surge protector for telecommunications terminals
5150271, Aug 21 1990 Texas Instruments Incorporated Telecommunication equipment protector
D309291, Jan 04 1988 SAFCO, CORPORATION Flat fuse holder
D314557, Feb 15 1990 Power Integrity Corp.; Power Integrity Corporation Telephone surge suppressor
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