CH58259A
(en )
1913-03-01
Machine for polishing pocket watch cases and parts thereof
CH53044A
(en )
1912-01-16
Machine for cleaning and sharpening knives
CH56094A
(en )
1912-10-01
Machine for cutting and salting radishes
FR453772A
(en )
1913-06-16
Cylinder grinding and polishing machine
CH60796A
(en )
1913-08-16
Machine for franking and stamping letters
CH70656A
(en )
1915-10-16
Machine for the automatic polishing of gemstones
CH57585A
(en )
1913-01-16
Machine for refining chocolate mass and the like
CH54890A
(en )
1912-07-01
Machine for grinding rollers
CH46177A
(en )
1910-02-01
Machine for grinding and grinding grain
CH67285A
(en )
1914-11-16
Double for holding gemstones while grinding or polishing
CH60591A
(en )
1913-08-01
Method and machine for grinding wheels and other machine parts
CH69761A
(en )
1915-07-16
Machine for coating confectionery and other objects
CH64393A
(en )
1914-04-01
Grinding machine
CH57587A
(en )
1913-01-16
Grinding machine
CH56404A
(en )
1912-11-01
Grinding machine
CH49162A
(en )
1911-01-16
Double insert for grinding diamonds
CH67286A
(en )
1914-11-16
Device for grinding and polishing precious stones
CH67287A
(en )
1914-11-16
Device for grinding and polishing precious stones
CH69308A
(en )
1915-06-16
Machine for the encapsulation of bottles and other vessels
CH67624A
(en )
1914-12-16
Grinding machine
CH55505A
(en )
1912-09-02
Machine for working stones
CH69429A
(en )
1915-06-16
Machine for washing gravel or the like
FR450087A
(en )
1913-03-14
Grinding machine
CH56889A
(en )
1912-12-02
Machine for reaming and polishing the tenon bores on perforated stones for watches
FR469194A
(en )
1914-07-25
Sharpening and ironing machine