Master control unit for a radio frequency controlled lighting control system

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Description

FIG. 1 is a perspective view of a design for a master control unit for a radio frequency controlled lighting control system;

FIG. 2 is a front elevational view of the design of the master control unit;

FIG. 3 is a rear elevational view of the design of the master control unit;

FIG. 4 is a left elevational view of the design of the master control unit;

FIG. 5 is a right side elevational view of the design of the master control unit;

FIG. 6 is a top plan view of the design of the master control unit; and,

FIG. 7 is a bottom plan view of the design of the master control unit.

Referenced Cited
U.S. Patent Documents
D276224 November 6, 1984 Goodin et al.
D276718 December 11, 1984 Goodin et al.
D311485 October 23, 1990 Jacoby et al.
D313997 January 22, 1991 Itio et al.
D323488 January 28, 1992 Darnell et al.
D389461 January 20, 1998 Mayo et al.
Patent History
Patent number: D422969
Type: Grant
Filed: Jan 16, 1998
Date of Patent: Apr 18, 2000
Assignee: Lutron Electronics Co., Inc. (Coopersburg, PA)
Inventors: Noel Mayo (Philadelphia, PA), James E. Swain (Bethlehem, PA), Joel S. Spira (Coopersburg, PA)
Primary Examiner: Joel Sincavage
Assistant Examiner: Lavone Tabor
Law Firm: Ostrolenk, Faber, Gerb & Soffen, LLP
Application Number: 0/82,156
Classifications
Current U.S. Class: Linear Array Of Three Or More Identical Control Or Display Elements (D13/164)
International Classification: 1303;