FR979665A
(en )
1951-04-30
Improvements in the production of phenols
FR974517A
(en )
1951-02-23
Process for the production of sashes, window frames, palisades and other similar building elements
FR1010489A
(en )
1952-06-11
Method of establishing building and building elements, building elements and constructions resulting from the application of this process
AT170382B
(en )
1952-02-11
Window and door frames
FR993827A
(en )
1951-11-07
Improvements to posts, pipes and similar hollow concrete articles, and to the manufacture of such articles
FR980212A
(en )
1951-05-09
Building construction process
FR993621A
(en )
1951-11-05
Prefabricated construction process, elements for its realization and constructions obtained
FR968938A
(en )
1950-12-08
Construction panel and its manufacturing process
FR980988A
(en )
1951-05-21
Process for the manufacture and installation of door sets
FR966683A
(en )
1950-10-16
Manufacturing process of construction elements
CH285087A
(en )
1952-08-31
Bolt and method of making the same.
FR1026689A
(en )
1953-04-30
Process for the manufacture of insulating panels, or panels for doors, furniture, or the like
DK69522C
(en )
1949-07-04
Process for the production of rigid insulation materials.
FR1009655A
(en )
1952-06-03
Compressed bentwood manufacturing process
FR972255A
(en )
1951-01-29
Manufacturing process for paving, coatings and other construction elements
FR1025128A
(en )
1953-04-10
Process for the manufacture of decorative panels
FR995779A
(en )
1951-12-07
Construction process with hollow frames for the manufacture of windows, doors, furniture, sports equipment, in particular of light metals
FR1005479A
(en )
1952-04-10
Process for the production of building panels
CH288102A
(en )
1953-01-15
Process for the production of pressed building construction panels.
FR1009889A
(en )
1952-06-04
Brick making process
FR982127A
(en )
1951-06-04
Building construction process
FR984224A
(en )
1951-07-03
Manufacturing process for walls and resulting constructions
FR1146501A
(en )
1957-11-13
hollow building elements and method of construction
ES27675Y
(en )
1952-02-16
Frames of concrete or similar material for windows and the like suitable for double glazing application
FR1071013A
(en )
1954-08-24
Process for the production of lined frames and resulting lined frames