DK83058C
(en )
1957-07-01
Method for making solid and hollow objects.
ES179649A1
(en )
1947-10-16
A TELEPHONE SYSTEM
FR915097A
(en )
1946-10-25
Concrete block for economical constructions
FR998498A
(en )
1952-01-18
Mixer for mortars, concrete and the like
DK72428C
(en )
1951-04-16
Machine for casting concrete pipes.
FR55947E
(en )
1952-09-09
Metal formwork material
DK73038C
(en )
1951-09-03
Machine for casting and shaping concrete pipes.
DK75963C
(en )
1953-06-08
Machine for casting pipes and other hollow bodies.
DK68320C
(en )
1949-01-03
Building stone forming machine.
FI24185A
(en )
1950-03-01
Device for cutting a mass in a casting basin, e.g. lightweight concrete mass
DK68235C
(en )
1948-12-27
Knitting procedure and apparatus for carrying out the procedure.
DK65497C
(en )
1947-08-04
Building casting block.
DK65862C
(en )
1947-11-10
Pipe stand.
GR10526B
(en )
1945-11-21
EC PIPES FOR IRON-CONCRETE MORTAR.
GR14192B
(en )
1953-02-09
EC CONCRETE SINK INVENTED BY MARBLE PIPES.
DK69269C
(en )
1949-05-23
Concrete mixer.
DK68793C
(en )
1949-03-28
Tool for leveling rings and similar objects.
DK69255C
(en )
1949-05-23
Coupling means for scaffolding pipes.
DK67445C
(en )
1948-08-16
Machine for Making Cement Bricks under Vibration.
DK73990C
(en )
1952-04-07
Portable mold for piecemeal production of concrete walls on site.
DK67822C
(en )
1948-10-18
Apparatus for demoulding precast concrete pipes.
DK72833C
(en )
1951-07-30
Method for making stylus mines.
DK75426C
(en )
1953-02-09
Machine for making concrete pipes under vibration.
FR914237A
(en )
1946-10-02
Reinforced concrete fireplace
DK71428C
(en )
1950-08-28
Hose clamp and method of making the same.