Search Images Maps Play YouTube News Gmail Drive More »
Sign in
Screen reader users: click this link for accessible mode. Accessible mode has the same essential features but works better with your reader.

Patents

  1. Advanced Patent Search
Publication numberUSD153316 S
Publication typeGrant
Publication dateApr 5, 1949
Filing dateMar 13, 1947
Publication numberUS D153316 S, US D153316S, US-S-D153316, USD153316 S, USD153316S
InventorsFrank N. Piasecki
Original AssigneePiasecki Helicopter Corporation Application March 13
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Piasecki helicopter
US D153316 S
Abstract  available in
Images(3)
Previous page
Next page
Claims  available in
Description  (OCR text may contain errors)

April 5, 194-9. F. N. PIASECKI 153,316

HELICOPTER 7 Filed March 15, 1947 3 Sheets-Shet 1 IN VEN TOR.

April 5, 1949. F. N. PlAsECKl Des. 153,316

HELICOPTER Filed March 13, 1947 5 Sheets-Sheet 2 IN V EN TOR.

April 1949- F. N. PIASECKI Des. 153,3l6

HELICOPTER Filed March 15, 1947 3 Shets-Sheet 5 Patented Apr. 5, 1949 UNITED Des. 153,316

STATES PATENT OFFICE' DESIGN FOR A HELICOPTER Frank N. Piasecki, Lansdowne, Pa., assignor to Piasecki Helicopter Corporation To all whom it may concern:

Be it known, that 1, Frank N. Piasecki, a citizen of the United States of America, residing at Lansdowne, in the county of Delaware and State of Pennsylvania, have invented a new, original, and ornamental Design for a Helicopter, reference being had to the accompanying drawings, forming a part thereof, of which the following is a specification.

Figure 1 is the side elevational view of a helicopter, showing my new design as it would appear on the ground.

Figure 2 is a front elevational view of th same.

Figure 3 is a top plan view of the same.

Figure 4 is a perspective view of the same.

Figure 5 is a rear elevational view of the same. I claim: The ornamental design for a helicopter, as shown.

FRANK N. PIASECKI.

REFERENCES CITED The following references are of record in the file of this patent:

UNITED STATES PATENTS Number Name Date D. 139,021 Lewis Oct. 3, 1944 D. 144,401 Lewis Apr. 9, 1946 D. 146,984 Piasecki June 24, 1947

Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US7422505Dec 10, 2007Sep 9, 2008Silverlit Toys Manufactory, Ltd.Toy helicopter
US7425167Dec 10, 2007Sep 16, 2008Silverlit Toys Manufactory, Ltd.Toy helicopter
US7425168Dec 10, 2007Sep 16, 2008Silverlit Toys Manufactory, Ltd.Toy helicopter
US7467984Aug 21, 2007Dec 23, 2008Silverlit Toys Manufactory Ltd.Helicopter
US7494397Jun 14, 2007Feb 24, 2009Silverlit Toys Manufactory Ltd.Helicopter
US7662013Jan 26, 2007Feb 16, 2010Silverlit Toys Manufactory Ltd.Helicopter with horizontal control
US7815482Aug 18, 2006Oct 19, 2010Silverlit Toys Manufactory, Ltd.Helicopter
US7883392Aug 4, 2008Feb 8, 2011Silverlit Toys Manufactory Ltd.Toy helicopter
US8002604Sep 18, 2008Aug 23, 2011Silverlit LimitedRemote controlled toy helicopter
US8052500Nov 25, 2008Nov 8, 2011Silverlit LimitedHelicopter with main and auxiliary rotors
US8308522Jan 29, 2010Nov 13, 2012Silverlit LimitedFlying toy
US8357023Aug 31, 2009Jan 22, 2013Silverlit LimitedHelicopter