CH666A
(en )
1889-06-06
Gold plating on aluminum bronze plated on steel for the decoration of watch cases and jewelry
CH494284A
(en )
1970-07-31
Process for the electrolytic deposition of a gold alloy with at least one other common metal and aqueous plating bath for carrying out this process
EP4158079A4
(en )
2024-08-07
GOLD PLATING BATH AND GOLD PLATED FINISHING
CH1780A
(en )
1890-04-30
Oxidized steel bracelets with precious metal plating
CH1803A
(en )
1890-09-15
Complex sheet metal for decoration of jewelry and other articles
FR2417274A1
(en )
1979-09-14
THREAD FOR JEWELERY
CH414A
(en )
1889-03-25
Machine for laminating seamless cases and bezels of gold, silver and metal watch cases
CH2393A
(en )
1891-03-14
Advanced Watch Chain Ring
CH13919A
(en )
1897-09-15
Enamelled plates for dials and case backs of watches, jewelry, etc., plated with precious metal on non-precious metal
CH217A
(en )
1889-02-11
New watch case decorated with enamelled and spangled copper appliques
CA31557A
(en )
1889-06-10
Manufacture of plated rings adapted for jewellery
CA34563A
(en )
1890-06-23
Solution for treating gold and silver ores
CH597A
(en )
1889-04-17
Die for measuring pivots and jewels for watchmaking
CH4447A
(en )
1892-05-14
Oval pendants for crowns without independent stroller for soap watches
IT202200009575A1
(en )
2023-11-10
Master alloy for the production of precious metal alloys and white gold alloys
CH849A
(en )
1889-06-29
Winding watch with pendant fitted with alarm and date mechanisms
FR348399A
(en )
1905-04-11
Process of plating silver, gold and other metals on aluminum
CH468474A
(en )
1969-02-15
Electrolytic plating process to produce shiny deposits of gold or 24 carat gold alloys, and plating bath for carrying out this process
CA32522A
(en )
1889-10-15
Electro-deposition of metals and apparatus used therein
CH3536A
(en )
1891-10-15
Pendant of watches having the mumps on the one hand, and the decorative recesses of the rings on the other hand, plated without probe
CA40084A
(en )
1892-08-26
Art of casting in metals
ES11624A1
(en )
1891-03-16
An industrial result or product consisting of an alloy of bronze with gold.
CA29395A
(en )
1888-06-25
Process of amalgamating gold and silver
ES11604A1
(en )
1891-02-01
A metallurgical process that immediately puts in the form of blocks or ingots the metals and especially the iron obtained by the reduction of their oxides without melting in closed vessels or otherwise.
CH1823A
(en )
1890-09-15
Watch hands called `` magic hands '' with attached metal parts imitating mirrors and precious stones