CH47006A
(en )
1910-05-16
Process for the manufacture of metal pipes closed at one of their ends and apparatus for its implementation
FR366480A
(en )
1906-10-05
Method and apparatus for the manufacture of tubes
FR400818A
(en )
1909-08-10
Process for the manufacture of tubes and pipes by means of metal bands
FR420411A
(en )
1911-01-30
Process for the manufacture of metal tubes and in particular tantalum tubes
FR391448A
(en )
1908-10-31
Process and apparatus for the manufacture of case-hardened copper wires, called leoni wires
FR404035A
(en )
1909-11-20
Method and apparatus for the manufacture of brushes with oval metal ferrules
FR396845A
(en )
1909-04-21
Process for the manufacture of metal tubes
FR417149A
(en )
1910-11-07
Method and apparatus for the manufacture of insulating tubes
FR413475A
(en )
1910-08-10
Method and machine for bending tubes and pipes
FR395131A
(en )
1909-02-11
Method and apparatus for manufacturing steel
FR356598A
(en )
1905-12-04
Process for the manufacture of pipes artificially encrusted on the inside
FR410540A
(en )
1910-05-23
Process and apparatus for making tiles
FR405524A
(en )
1910-01-06
Drilling machine for the production of metal pipes
FR383461A
(en )
1908-03-10
Process and apparatus for the manufacture of steel and the like
FR387584A
(en )
1908-07-17
Method and apparatus for the manufacture of metal cladding
FR401726A
(en )
1909-09-13
Method and device for the manufacture of seamless tubes
FR379131A
(en )
1907-10-25
Method and apparatus for the manufacture of chain mail metal fabrics
FR411042A
(en )
1910-06-06
Method and device for the manufacture of tubes and pipes
FR407642A
(en )
1910-03-07
Process for the production of light-insensitive lithopone
FR399464A
(en )
1909-06-29
Process and equipment for the manufacture of ox irons and resulting products
FR407773A
(en )
1910-03-10
Improved shoe and process for its manufacture
FR398028A
(en )
1909-05-25
Method and apparatus for the manufacture of gold and sheet metal
FR362861A
(en )
1906-07-11
Improved method and apparatus for the manufacture of copper electro-types
FR424056A
(en )
1911-05-04
Process for the production of alloys
FR424009A
(en )
1911-05-03
Improved process and apparatus for steel production