CH283513A
(en )
1952-06-15
Process and device for the production of flat structures.
CH317074A
(en )
1956-11-15
Plant for the production of ropes
CH301090A
(en )
1954-08-31
Process for the production of screw dressings.
AT169621B
(en )
1951-12-10
Device for the production of pipes or plates from fiber cement
AT169098B
(en )
1951-10-10
Device for the production of building blocks
AT181861B
(en )
1955-05-10
Process and plant for the production of ice blocks
AT164803B
(en )
1949-12-27
Process for the production of fertilizers
AT174855B
(en )
1953-05-11
Device for the production of concrete bodies
AT180527B
(en )
1954-12-27
Device for the production of concrete blocks
AT171275B
(en )
1952-05-10
Process for the production of moldings, in particular plates
AT193400B
(en )
1957-11-25
Process for the production of phenols
AT172696B
(en )
1952-10-10
Device for the continuous production of porous mortar
AT165431B
(en )
1950-02-25
Process for the production of electrically heated devices
AT171737B
(en )
1952-06-25
Device for the production of building blocks
AT173271B
(en )
1952-12-10
Method and device for the manufacture of cement pipes
AT184502B
(en )
1956-01-25
Device for the production of moldings
AT171694B
(en )
1952-06-25
Process for the production of new basic ethers
AT170713B
(en )
1952-03-25
Method and device for the production of decorative ribbons
AT189551B
(en )
1957-04-10
Device for the production of fiber cement pipes
AT176492B
(en )
1953-10-26
Process for the production of spun concrete pipes
AT178459B
(en )
1954-05-10
Process for the production of polyvinylidenecyanide
AT168961B
(en )
1951-09-25
Method and device for the production of artificial mineral water
AT173707B
(en )
1953-01-26
Process for the production of calcium cyanamide
AT169169B
(en )
1951-10-25
Device for the group-wise production of steel-string concrete beams
AT183546B
(en )
1955-10-25
Device for the production of post-tensioned concrete