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DE682313C
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Process for the production of contact rivets with thickened overlay made of noble metal at the contact point
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GB472957A
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Improvements in and relating to the production of multiple-layer metal wires
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GB472942A
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Improvements in and relating to the production of multiple-layer metal tubes
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US2177435A
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Method of making round compound metallic articles
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DE767011C
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Process for the production of multilayer metal pipes
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DE641323C
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Process for the production of multilayer metals from several, primarily two metals of very different extensibility or machinability and hardness
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DE618946C
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Retaining clip for fountain pens, pencils, etc. like
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DE611665C
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Pocket clip for fountain pen u. Like. Made of double sheet metal
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GB384370A
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Improvements in clips for pens and the like
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DE519435C
|
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Process for the production of solder or welding wire
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DE529033C
|
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Method and device for the production of double and sheathed wires
|
|
DE491374C
|
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Process for the production of multilayer metals, in particular with a noble metal coating
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DE413916C
|
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Device for achieving high working speeds of the link forming tools in braiding machines with switchable cramps
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DE660611C
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Tip body for fountain pens and. like
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