Housing for ax input/output acoustical telephone coupler unit
US D218313 S
Description (OCR text may contain errors)
United Statos Patont 0 "ice- HOUSING- FOR AN INPUT/OUTPUT ACOUSTICAL TELEPHONE COUPLER UNIT Robert A. Rice, .\Iinneap0lis. Minn, assignor to Data Communications Systems, Inc., Minneapolis. .\Iinn., a corporation of Minnesota Fiied Nov. 26, 1968, Ser. No. 14,679
Term of patent 14 $821 3 1m. c1. D14-02 US. Cl. 1326-44 iiiii u nagggm Will.
Patented Aug. 11; 1970 Des. 218,313
llllllllll' lllllllllllll' FIG. 1 is a top and front perspective view of a housing for an input/output acoustical telephone coupler unit showing my new design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a side elevation thereof, the side opposite being identical thereto;
FIG. 4 is a front elevation thereof on an enlarged scale;
FIG. 5 is a rear elevation on an enlarged scale: and
FIG. 6 is a bottom plan view thereof.
The ornamental design for a housing for an input-output acoustical telephone coupler unit, substantially as shown.
lltllulll lllllllll' References Cited UNITED STATES PATENTS D. 180,450 6/1957 Mills. D.205,878 9/1966 Buhrendorf et a1. D87-1 D.212,692 11/1968 Plantholt.
OTHER REFERENCES DCSData Communications Systems, Inc., brochure DAC 300 Series acoustical couplers, 1968, received Nov. 6, 1968.
JOEL STEARMAN, Primary Examiner W. E. HERRMANN, Assistant Examiner