AT82936B
(en )
1921-02-25
Process for welding damaged boiler plates, pipes, etc. like
CH81479A
(en )
1919-11-17
Method for welding ribbed containers
CH80012A
(en )
1919-06-02
Process for generating steam using heat accumulators
CH80591A
(en )
1919-07-16
Process for generating steam using heat accumulators
AT89325B
(en )
1922-09-11
Process for coloring metal surfaces.
AT69282B
(en )
1915-07-10
Device for joining ammunition elements together.
CH80919A
(en )
1919-04-16
Device for holding sheaves
CH75755A
(en )
1918-02-16
Method for dividing containers
CH81158A
(en )
1919-10-16
Process for descaling wires, tubes and the like by means of a sandblasting blower
CH77504A
(en )
1918-04-16
Device for attaching objects to walls etc.
CH69538A
(en )
1915-07-01
Device for pushing up water
CH81096A
(en )
1919-10-01
Process for briquetting fuels
CH72856A
(en )
1916-07-17
Process for drawing thin-walled pipes
AT71089B
(en )
1916-02-10
Process for pickling hollow bodies.
CH80853A
(en )
1919-04-16
Machine for casting metal rings, tubes, etc.
ES66985A1
(en )
1918-06-16
Improvements in drilling or drilling apparatus for plates, bars or other rolled metal sections.
DK22790C
(en )
1918-02-04
Deposits for Line Set and Casting Machines.
AT87473B
(en )
1922-02-25
Machine for tinning sheet metal and. like
DK27069C
(en )
1921-01-03
Apparatus for Bending Pipes.
DK23085C
(en )
1918-05-06
Steel holder for lathes.
CH79353A
(en )
1918-11-01
Device for cooling gun barrels
DK23715C
(en )
1918-11-11
Pipe.
AT98946B
(en )
1924-12-27
Method of joining socket pipes by welding.
DK23521C
(en )
1918-09-16
Apparatus for Bending Pipe Hoses.
CH78443A
(en )
1918-07-16
Process for rounding and simultaneously profiling pipes