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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Essert; Wilfried
Address:
Pforzheim, DE
No. of patents:
1
Patents:




Patent Number Title Of Patent Date Issued
4681664 Process for producing pieces of jewelry from precious metals and pieces of jewelry produced by i July 21, 1987
Pieces of jewelry made from metal, particularly precious metal, are produced galvanoplastically, in that the precious metal is electrodeposited on an electrically conductive mould core having the spatial contour of the piece of jewelry and on reaching the desired coating thickness th


 
 
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