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US2229585A
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Electrical contact
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US2193294A
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Electrical contact
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GB483646A
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Fastening bolt with longitudinal ribs
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DE657610C
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Machine for notching pins
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DE639036C
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Method for inserting metallic parts into recesses in ceramic bodies
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DE657010C
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Plug protection, especially for piston pins of internal combustion engines
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DE524903C
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Hollow cylindrical body to be fastened in plates or other workpieces
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GB317445A
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Improvements in locking devices for the nuts of screwed bolts and the like
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DE511014C
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Device for the production of very thin grooved pins that differ from the cylindrical shape
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DE507164C
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Apparatus for the production of grooved pins with a head
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DE502719C
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Pin for connecting metallic bodies
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DE534678C
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Sapwood
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DE508799C
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Protection against unscrewing nuts
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DE533690C
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Device for the production of longitudinally notched pins, especially pins deviating from the cylindrical shape
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DE511881C
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Method and apparatus for producing pins, shaft parts and the like deviating from the cylindrical shape. like
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DE520368C
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Lanyard for metal-hard bodies
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DE498412C
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Process for the production of bulged pins of conical shape from round metal
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