USD188106S - Radio direction finder - Google Patents

Description

" Des. 188,106 Ice Patented June 7, 1960 United States Patent 0 RADIO DIRECTION FINDER Carl W. Sundberg, Bloomfield Hills, and Richard W. Figgins, Birmingham, Mich., assignors to Sperry Rand Corporation, a corporation of Delaware Filed Dec. 2'4, 1959, Ser. No. 58,791

Term of patent 14 years (Cl. D26-1) Des. 188,106

PAGE 2 Willi.

Fig. 1 is a top plan view of a radio direction finder References Cited in the file of this patent showing our new design;

UNITED STATES PATENTS Fig. 2 is a front elevation view- .1, taken from the right D. 186,501 Sundberg Nov. 3, 1959 OTHER REFERENCES Industrial Design, December 1957, page 111, item No. 295 (Sie M-3 Oscillator).

Fig. 3 is a side elevation vie of Fig. 1; and

Fig. 4 is a rear elevation view. We claim:

The ornamental design for a radio direction finder, as shown.

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