CH240472A
(en )
1945-12-31
Method and device for producing photographic images from an original.
FR860108A
(en )
1941-01-07
Method and apparatus for filtration
AT172012B
(en )
1952-07-25
Method and apparatus for producing stereoscopic images without abnormal stereoscopic effects
GB539093A
(en )
1941-08-27
Improvements in and relating to cores for electrical apparatus and method of making the same
CH230715A
(en )
1944-01-31
Process for making photographic images.
FR860109A
(en )
1941-01-07
Filtration method and apparatus
FR864712A
(en )
1941-05-03
Method and apparatus for testing spark plugs
AU335941A
(en )
1942-11-05
An improved method and means of projecting images for eye testing
FR795820A
(en )
1936-03-23
Raster reproduction apparatus and photoengraving method
FR850035A
(en )
1939-12-06
Method and apparatus for synchronization with preparatory signal
CH235785A
(en )
1944-12-31
Process for making photographic images.
FR852863A
(en )
1940-03-05
Filtration method and apparatus
FR789250A
(en )
1935-10-25
Method and apparatus for taking stereoscopic images
FR803971A
(en )
1936-10-13
Filtration method and apparatus
AU111814B2
(en )
1940-11-07
Method of and apparatus for forming glassware
AU111854B2
(en )
1940-11-14
Method of and means for testing eyes
FR853315A
(en )
1940-03-15
Method and apparatus for producing stereoscopic images
GB510565A
(en )
1939-08-03
Method of and apparatus for making linoleum
GB509110A
(en )
1939-07-11
Improved method of and apparatus for offset printing
AU108025B2
(en )
1939-07-27
Improved method and apparatus for making multicellular glass
AU154941A
(en )
1941-11-27
Method of and apparatus for making glass
DK54887C
(en )
1938-06-20
Apparatus for Examination of Stockings for Possible Defects.
FR858448A
(en )
1940-11-25
Method and apparatus for the relief projection of non-stereoscopic still or moving images
AT180819B
(en )
1955-01-25
Process for producing three-color photographic images
AU109832B2
(en )
1940-02-29
Process and apparatus forthe projection in relief of stationary or moving non-stereoscopic images