|
US2004747A
|
|
Manufacture of gold inlays
|
|
US1954403A
|
|
Method of applying metal coatings to bodies and material for use therein
|
|
US1681521A
|
|
Process of cleaning and burnishing metallic powders
|
|
US1589841A
|
|
Process of coating with metal
|
|
US1490094A
|
|
Combined edger and form cleaner for concrete work
|
|
US1230683A
|
|
Device for cleaning teeth.
|
|
US1200596A
|
|
Device for cleaning teeth.
|
|
US694946A
|
|
Method of covering textile and porous materials with metal.
|
|
US652751A
|
|
Coating or covering vulcanized plates with metal.
|
|
US652752A
|
|
Lining or coating vulcanized plates with metal.
|
|
US640179A
|
|
Process of lining vulcanizable plates.
|
