CH58732A
(en )
1913-04-01
Device for increasing the grinding effect on roller grinding machines
CH57348A
(en )
1913-01-02
Dividing device on machines for grinding spiral milling cutters
CH63856A
(en )
1914-02-16
Stone dust device on surface grinding machines
CH55792A
(en )
1912-09-02
Drive device for grinding and polishing machines
CH46623A
(en )
1910-04-01
Grinding device with removable grindstone
FR445063A
(en )
1912-11-02
Automatic diamond cutting and polishing machine
CH59198A
(en )
1913-05-02
Device for fine reading on devices with graduations
CH53758A
(en )
1912-04-01
Extraction device on working machines
CH62320A
(en )
1913-11-17
Device for pantograph balancing on embroidery machines
CH53573A
(en )
1912-03-01
Grinding device
CH46618A
(en )
1910-04-01
Support device on wood grinding machines with sandpaper belts
CH72514A
(en )
1916-05-16
Drive device on calculating machines
DK12898C
(en )
1910-01-31
Grinding device.
CH64393A
(en )
1914-04-01
Grinding machine
CH56404A
(en )
1912-11-01
Grinding machine
CH64400A
(en )
1914-05-16
Dust extraction device on threshing machines
FR439198A
(en )
1912-06-07
Grinding device
CH52934A
(en )
1912-01-02
Saw grinding machine
CH54181A
(en )
1912-05-01
Woodworking polishing machine
FR422627A
(en )
1911-03-27
Automatic grinding device
CH52916A
(en )
1912-01-02
Device for sharpening writing materials
DK18613C
(en )
1914-03-23
Device for grinding machines.
CH64686A
(en )
1914-04-16
Festoon apparatus on post-embroidery machines
CH57817A
(en )
1913-02-01
Saw sharpening machine
CH56650A
(en )
1912-11-16
Saw sharpening machine