CA479834A
(en )
1952-01-01
Forming process
AU152887B2
(en )
1951-05-31
Process for producing an electrophotographic plate
AU165951A
(en )
1951-05-31
Process for producing an electrophotographic plate
CA475056A
(en )
1951-07-10
Feeding apparatus
CA470577A
(en )
1951-01-02
Paper making apparatus
CA475982A
(en )
1951-08-14
Electrophotographic apparatus
CA478760A
(en )
1951-11-20
Means for producing mechanical vibrations
CA473719A
(en )
1951-05-22
Apparatus for producing pipes
CA475633A
(en )
1951-07-31
Processes for making anthraquinone-acridones
AU165206B2
(en )
1952-10-30
Process for producing acrylonitrile
CA477570A
(en )
1951-10-09
Machines for the manufacture of small floor-parquetting blocks
CA478922A
(en )
1951-11-27
Electroforming apparatus
CA463413A
(en )
1950-02-28
Process for producing aluminum-brasses
CA478555A
(en )
1951-11-13
Processes for making vanillin
AU156664B2
(en )
1951-06-28
Process of producing A2-oxazoline compounds
CA516075A
(en )
1955-08-30
Process of producing an electrophotographic plate
AU153925B2
(en )
1951-04-26
Improved process for refining lead
AU155963B2
(en )
1951-08-16
Improved process for colour photography
AU154250B2
(en )
1952-01-10
Process for colour photography
CA473949A
(en )
1951-05-29
Forming machines
CA475927A
(en )
1951-08-07
Minographs for photofluorography
CA477759A
(en )
1951-10-16
Masticators
CA472251A
(en )
1951-03-20
Methods for producing 5,6-dimethoxy-8-nitroquinoline
CA478441A
(en )
1951-11-13
Fowl-plucking apparatus
CA473211A
(en )
1951-05-01
Kinematograph apparatus