USD168694S - Geometrical instrument - Google Patents
Geometrical instrument Download PDFInfo
- Publication number
- USD168694S USD168694S US D168694 S USD168694 S US D168694S
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- US
- United States
- Prior art keywords
- instrument
- geometrical instrument
- geometrical
- langer
- gustav
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Description
, Jan. 27, 1953 G. LANGER GEOMETRICAL INSTRUMENT Filed Oct. 8, 1952 25 2e 27 2s 29 so 3| 00500020 0 Des. 168,694
@zA/mab IN V EN TOR.
Patented Jan. 27, 1953 Des. 168,694
UNITED STATES PATENT OFFICE GEOMETRICAL INSTRUMENT Gustav Langer, Chula Vista, Calif., assignor to Rohr Aircraft Corporation, Chula Vista, Calif., a corporation of California To all whom it may concern:
Be it known that I, Gustav Langer, a citizen of the United. States, residing at Chula. Vista, San Diego County, State of California, have invented a new, original, and ornamental Design for Geometrical Instrument of which the following is a specification, reference being had to the accompanying drawing, forming a part hereof.
Fig. 1 is a plan view of a geometrical instrument, showing my new design.
Fig. 2 is a top view of the instrument of Fig. 1 and,
Fig. 3 is an edge view of the instrument of Fig. 1.
I claim: The ornamental design for a geometrical instrument, as shown.
GUSTAV LANGER.
REFERENCES CITED The following references are of record in the file of this patent:
UNITED STATES PATENTS Number Name Date 1,436,471 Bell Nov. 21, 1922 1,447,207 Golden Mar. 6, 1923 2,581,839 Douglas Jan. 8, 1952
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