CH212899A
(en )
1940-12-31
Device for the continuous drying of material webs.
CH208153A
(en )
1940-01-15
Method and apparatus for the application of covering material on roads.
CH222842A
(en )
1942-08-15
Apparatus for the determination of humidity in damp material.
FR746231A
(en )
1933-05-24
Apparatus for determining the moisture content of a material or substance
FR49349E
(en )
1939-02-17
Device for determining the permeability of soils
FR848165A
(en )
1939-10-24
Device for receiving images
FR837822A
(en )
1939-02-21
Calculating device for addition and subtraction
FR848020A
(en )
1939-10-20
Further training in the shoe industry
FR837230A
(en )
1939-02-06
Turntable for the advertising presentation of objects
FR853350A
(en )
1940-03-15
Apparatus for the application of sympathico-therapy
FR801955A
(en )
1936-08-24
Material descender
FR846197A
(en )
1939-09-11
asseur for cleaning and classifying granular materials
FR753028A
(en )
1933-10-05
Device for measuring the hardness of materials
FR647624A
(en )
1928-11-27
Advanced support for the presentation of any objects
FR848899A
(en )
1939-11-08
Apparatus for measuring the intensity of gravity
CH234816A
(en )
1944-10-31
Apparatus for determining the percentage of moisture contained in materials, in particular textiles.
FR706001A
(en )
1931-06-17
Apparatus for the rapid creation of cinematographic caricatures
FR829491A
(en )
1938-06-28
Camera support for aerodynes
FR809264A
(en )
1937-02-27
Advanced device for the determination of gravity
GR6342B
(en )
1937-03-03
SILVERING LIQUID AND MATERIAL POLISHING AT THE SAME TIME.
FR801533A
(en )
1936-08-06
Apparatus for applying an adhesive or the like
FR850818A
(en )
1939-12-27
Reversible sprinkler for large areas
FR869488A
(en )
1942-02-03
Apparatus for drying grass and the like
ES144135A1
(en )
1938-09-01
IMPROVEMENTS IN THE CONSTRUCTION OF BOXES 150838
FR862430A
(en )
1941-03-06
Improvements in the dry distillation of carbonaceous materials