3 Ergebnisse für: slidable
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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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US1781081A - Electrical aerial advertising sign - Google Patents
http://www.google.de/patents?id=YwpQAAAAEBAJ&printsec=abstract&zoom=4
Keine Beschreibung vorhanden.
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US1076784A - Process of rolling bars or girders or i, h, u, or like section. - Google Patents
http://www.google.de/patents?hl=en&lr=&vid=USPAT1076784&id=Meo-AAAAEBAJ&oi=fnd&dq=%22Johann+Puppe%22+
Keine Beschreibung vorhanden.