CH81646A
(en )
1919-07-01
Method and device for casting by means of compressed air
CH82917A
(en )
1919-11-01
Electrical method and device for metal spraying
AT82829B
(en )
1921-02-25
Device for mixing solutions by means of compressed air.
CH77098A
(en )
1918-03-01
Air gas apparatus
FR487072A
(en )
1918-06-04
Device for mounting and removing pneumatic tires
FR490866A
(en )
1919-05-13
Method and apparatus for the combustion of sulfur
CH82890A
(en )
1919-11-01
Operating method and device for driving vehicles using compressed air
CH60339A
(en )
1913-07-01
Apparatus for indicating the nature of the atmosphere
NL12570C
(en )
1925-03-16
Method and apparatus for the mechanical preparation of colloidal solutions
AT101689B
(en )
1925-11-25
Method and device for centrifugal casting.
CH77907A
(en )
1918-10-16
Method and device for folding paper strips intended for spinning
CH82988A
(en )
1919-11-01
Apparatus for enlarging photographs
FR513791A
(en )
1921-02-23
Method and apparatus for launching boats
CH78960A
(en )
1919-02-17
Method and device for measuring the performance of piston engines
CH77679A
(en )
1918-10-01
Device for drying and drying
CH78752A
(en )
1918-12-02
Device for drying and drying
CH77909A
(en )
1918-10-01
Method and apparatus for darning knitted objects
CH77567A
(en )
1918-05-01
Device for molding
CH76906A
(en )
1918-12-02
Method and device for peat drainage
FR504559A
(en )
1920-07-08
Method and devices for pressurizing locomotives
CH83550A
(en )
1919-12-16
Hydraulic crosshead release device for locomotives
CH83001A
(en )
1919-11-01
Method and device for cooling molten metal
CH82444A
(en )
1919-10-01
Apparatus for lowering coffins
CH76091A
(en )
1917-11-01
Device for churning
CH78855A
(en )
1919-02-01
Apparatus for cutting open medical hard bandages