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Kite patents filed in 1975.   Unless otherwise stated, the numbered patent is a US patent. We welcome patents from all nations and welcome volunteers to bring forward such patents.
  • 3960346  Kite by Jin Sul Cho.      Filed January 27, 1975.
    [Annotation: Ends of structure parts holding threads for weights in order to place weights adjustably as wanted for balance.]
     
  •  4018408  Concave parabolic arch kite Peter J. Pearce and Toby J. Cowan.  Filed: Jul 15, 1975 

     
  • 4029273   Kite by Julius M. Christoffel, Jr.     Filed: Nov 13, 1975.
     
  • US 4014477  Oct 9, 1975  Kite reel.  Terry C. Hyun of San Francisco, CA.   Discuss.
    • Uses "para-foil" as a spelling.
    • Uses "wind or pay-out" spelling
    • Mentions "clothesline type" of reel.
    • He mentions US 3357654
    • Discuss "throw the reel"    "The design allow the user rapid rotation as the user can "throw" the reel in a first winding motion."
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