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Publication numberUSD171569 S
Publication typeGrant
Publication dateMar 2, 1954
Filing dateMay 4, 1953
Publication numberUS D171569 S, US D171569S, US-S-D171569, USD171569 S, USD171569S
InventorsStefan Apostolescu
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Stefan apostot f^ptt
US D171569 S
Abstract  available in
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Claims  available in
Description  (OCR text may contain errors)

March 2, 1954 5, APQSTOLESCU Des. 171,569

HELICOPTER Filed May 4, 1953 INVENTOR. 57674/1 APOSTOZISC'U BY EAMSJV' Patented Mar. 2, 1954 UNITED Des. 171,569

STATES PATENT OFFICE HELICOPTER Stefan Apostolescu, New York, N. Y.

Application May 4, 1953, Serial No. 24,843

Term of patent 14 years I claim: The ornamental design for a helicopter, as shown.

STEFAN APOSTOLESCU.

References Cited in the file of this patent UNITED STATES PATENTS Number Name Date D. 164,162 Fry Aug. 7, 1951 D. 168,652 Papadakos Jan. 20, 1953 D. 169,720 Apostolescu June 2, 1953

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