Combined transmitter and receiver for acoustical and optical alerting
FIG. 1 is a perspective view of a combined transmitter and receiver for acoustical and optical alerting showing my new design;
FIG. 2 is an enlarged left, as viewed from the front side, elevational view of the transmitter thereof;
FIG. 3 is a front elevational view of the transmitter;
FIG. 4 is a top plan view of the transmitter;
FIG. 5 is a rear elevational view of the transmitter;
FIG. 6 is a right, as viewed from the front side, elevational view of the transmitter;
FIG. 7 is a bottom plan view of the transmitter;
FIG. 8 is an enlarged front elevational view of the receiver thereof;
FIG. 9 is a top plan view of the receiver;
FIG. 10 is a rear elevational view of the receiver;
FIG. 11 is a bottom plan view of the receiver;
FIG. 12 is a left, as viewed from the front, side elevational view of the receiver; and,
FIG. 13 is a right, as viewed from the front side, elevational view of the receiver.
Type: Grant
Filed: Jun 18, 1993
Date of Patent: Jul 11, 1995
Assignee: Carl Michael Bellman AB (Gothenburg)
Inventor: Jan Hamof (Saro)
Primary Examiner: James M. Gandy
Assistant Examiner: Marcus Jackson
Law Firm: Watts, Hoffmann, Fisher & Heinke Co.
Application Number: 0/9,673