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1912-05-01
Machine for automatically rounding and polishing fine stones
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(en )
1909-04-24
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(en )
1908-02-05
Machine for removing stones from topsoil
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(en )
1911-08-12
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(en )
1906-08-01
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(en )
1912-05-01
Crusher jaw for stones and minerals
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(en )
1910-05-23
Apparatus for molding artificial stones
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(en )
1911-02-13
Machine for cutting fine or false stones
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(en )
1909-06-28
Machine for polishing and cleaning knives
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(en )
1910-10-01
Holder for sharpening stones
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(en )
1911-09-22
Setting for jewelry stones
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Hand grindstone for grinding lithography stones
FR351511A
(en )
1905-07-19
Machine for smoothing and polishing watch spring blanks
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(en )
1905-02-15
Machine for smoothing and polishing watch spring blanks
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(en )
1904-05-11
Improvements to machines for automatically cutting rhinestones and fine stones
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(en )
1904-12-31
Machine for grinding and polishing the edges of flat stones
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(en )
1909-04-19
Glasses for motorists
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(en )
1909-02-25
Advanced machine for melting and finishing typefaces
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(en )
1909-01-23
Advanced machine for melting and finishing typefaces
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(en )
1909-02-25
Advanced machine for melting and finishing typefaces
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(en )
1907-09-21
Stone for hand polishing lithographic stones
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(en )
1908-01-11
Advanced training in stone working and polishing machines
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(en )
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Device for setting precious stones