|
CH59350A
(en)
|
|
Heating method
|
|
DK15523C
(en)
|
|
Electric Welding Apparatus for Welding of Chain Joints.
|
|
DK16589C
(en)
|
|
Procedure for Electrical Welding of Pipe Seams.
|
|
FR468670A
(en)
|
|
Welding process
|
|
FR470221A
(en)
|
|
Removable joint for pipes
|
|
DK16444C
(en)
|
|
Method for electrical resistance welding of pipe seams.
|
|
DK16229C
(en)
|
|
Device for welding the longitudinal seam on pipes by means of electrodes placed on both sides of the seam.
|
|
ES54476A1
(en)
|
|
An electrical apparatus for welding.
|
|
DK16544C
(en)
|
|
Procedure for Allowing Cans.
|
|
DK16553C
(en)
|
|
Method of Manufacturing Electrodes for Electrical Welding.
|
|
NL379C
(en)
|
|
Pivotbok for transportable artillery
|
|
DK15741C
(en)
|
|
Apparatus for bending chain link.
|
|
DK15899C
(en)
|
|
Apparatus for the production of oil gas.
|
|
FR426131A
(en)
|
|
Joint improvements
|
|
DK18038C
(en)
|
|
Procedure for Mattering Enamel.
|
|
DK15751C
(en)
|
|
Apparatus for Cleaning the Chimneys.
|
|
FR442110A
(en)
|
|
Pipe joint
|
|
DK16776C
(en)
|
|
Apparatus for the prevention of the seam edges skipping over each other by electric welding of pipe length seams.
|
|
DK15047C
(en)
|
|
Procedure for the manufacture of pipes of smoky gunpowder.
|
|
DK24284C
(en)
|
|
Procedure for Drawing Steel Pipes.
|
|
DK15567C
(en)
|
|
Apparatus for Separation of Fireplace Residues.
|
|
DK16778C
(en)
|
|
Electric Pipe Welding Machine.
|
|
DK16575C
(en)
|
|
Apparatus for the manufacture of wood.
|
|
FI5036A
(en)
|
|
Ask for more
|
|
DK18125C
(en)
|
|
Apparatus for Propulsion of Sleds.
|