DK44643C
(en )
1931-09-28
Method of Casting Metal and Casting Machine for Execution of the Method.
DK45312C
(en )
1932-02-29
Procedure for the manufacture of steel molds for the centrifugal casting of pipes.
DK44494C
(en )
1931-08-17
Method and Casting Machine for Casting Molten Metal Under Pressure.
SU16367A1
(en )
1930-08-31
Method of preparing iron or steel for soldering with glass
DK40246C
(en )
1929-06-03
Method and Device for Casting Molten Metal Under Pressure.
DK45456C
(en )
1932-03-29
Procedure and Form for Casting Tubular Bodies by Centrifugal Casting.
DK46548C
(en )
1932-11-28
Brake Cross Shaft and Procedure for Forming It.
DK45167C
(en )
1932-02-01
Method for the manufacture of cellulosic metal sheets and the like.
DK40223C
(en )
1929-05-27
Method and Machine for Centrifugal Casting of Hollow Metal Objects.
CH138648A
(en )
1930-03-15
Steel alloy.
DK53964C
(en )
1937-12-06
Procedure for hardening iron and steel objects.
ES118549A1
(en )
1930-07-01
Rapid method of die casting of metal parts.
DK44466C
(en )
1931-08-10
Apparatus for extruding metal pipes and similar serving apparatus.
DK45515C
(en )
1932-04-11
Procedure for the manufacture of hardened articles of nitriding iron and steel alloys.
FR701646A
(en )
1931-03-20
e for metal casting
FR658923A
(en )
1929-06-21
Stopper for metal drums
DK45193C
(en )
1932-02-08
Method of Heat Treatment of Magnetic Alloys.
FR707634A
(en )
1931-07-10
Metal casting process
DK43334C
(en )
1930-11-10
Procedure for the manufacture of razor blades from a steel strip and machine for carrying out the procedure.
DK47389C
(en )
1933-05-29
Method for Cleaning and Preparing Metal Surfaces.
DK45001C
(en )
1931-12-14
Device for Inventing the Number of Points at Kontraktbridge.
DK46617C
(en )
1932-12-12
Process for the production of chromium alloy cast iron.
DK44543C
(en )
1931-08-31
Procedure for Pickling Semen.
FR730657A
(en )
1932-08-19
Metal formwork
DK39736C
(en )
1929-01-21
Method for surface hardening of cast iron.