Precision snap-action switch with stiffening ribs between an actuating bulge and support for the actuating spring element
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Precision snap-action switch
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Method for making resilient electric connectors
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Security two pin wall plug
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Releasable needle contact system for single or several pole connectors with an embodiment made by high-accuracy pressing
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Method for heat insulating the pipe column and the produced liquid medium respectively delivery conduit of thermal wells particularly deep drilled ones and the applicated heat insulation
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Control switch and limiter
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Sheet metal bolt retainer
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Locking mechanism for plug base - consists of locking plate, two symmetrical return springs, seat in base lid and screw-fixing cover plate