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  US4688022A - Safety device for hang glider - Google Patents

  http://www.google.de/patents?id=Z6k6AAAAEBAJ&pg=PA1&zoom=4&dq=hang+gliding+harness

  A safety device to warn the pilot of a hang glider if take-off is attempted without the glider hook-up strap being connected to the pilot's harness includes two sensors arranged in series with an alarm. One of the sensors is arranged to close a…

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  US5098013A - Single slice pizza carrier - Google Patents

  http://www.google.de/patents?id=hxgqAAAAEBAJ&printsec=abstract&zoom=4#v=onepage&q&f=false

  A tray for transporting a single slice of pizza while facilitating use of the tray as a support so that the piece of pizza can be removed from and repositioned on the tray during eating thereof. The tray includes a generally triangular bottom wall…

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  US830436A - Linotype-machine. - Google Patents

  http://www.google.de/patents/US830436

  Keine Beschreibung vorhanden.

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  US4776530A - Safety apparatus for hang glider - Google Patents

  http://www.google.de/patents?id=6l42AAAAEBAJ&pg=PA1&zoom=4&dq=hang+gliding+harness

  A safety apparatus for a hang glider that indicates any failure of a pilot to properly hook in a flight harness. The apparatus includes a circuit having a power source, such as a dry cell battery, connected to an alarm through a harness hook in…

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