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  US2735900A - hans-christoph wohlrab etal - Google Patents

  http://www.google.de/patents/US2735900

  Keine Beschreibung vorhanden.

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  US6211951B1 - Boresight alignment method - Google Patents

  http://www.google.de/patents?hl=de&lr=&vid=USPAT6211951&id=QHEGAAAAEBAJ&oi=fnd&dq=boresight+alignment+method&printsec=abstract#v

  A boresight alignment method is used for aligning a laser with an optical sighting system in a laser designator or the like. The method includes selecting a target formed of a flat sheet of material, such as a metal foil, supporting the selected…

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