GB504626A
(en )
1939-04-27
Improvements in and relating to the manufacture of ketenes
AU100261B2
(en )
1937-02-18
Improvements in or relating to the manufacture of manures
AU186736A
(en )
1937-02-18
Improvements in or relating to the manufacture of manures
AU100801B2
(en )
1937-04-29
Improvements in or relating to the manufacture of celluloid
AU383236A
(en )
1937-04-29
Improvements in or relating to the manufacture of celluloid
AU102709B2
(en )
1937-12-23
Improvements in or relating to telegraphones
AU102777B2
(en )
1938-01-13
Improvements in or relating to photosculpture
AU102535B2
(en )
1937-12-02
Improvements in or relating to photosculpture
AU101629B2
(en )
1937-07-29
Improvements in and relating to the manufacture of boxes
AU102756B2
(en )
1938-01-13
Improvements in or relating to treatment of superphosphate
AU104927B2
(en )
Improvements in or relating to the manufacture of glycollic acid
AU101971B2
(en )
1937-09-16
Improvements in or relating tothe manufacture of acrylic acid
AU102505B2
(en )
1937-11-25
Improvements in the manufacture of shoes
AU101677B2
(en )
1937-08-05
Improvements in or relating to shoes and tothe manufacture thereof
AU516636A
(en )
1937-12-23
Improvements in or relating to telegraphones
AU479136A
(en )
1937-12-02
Improvements in or relating to photosculpture
AU479236A
(en )
1938-01-13
Improvements in or relating to photosculpture
AU100460B2
(en )
1937-03-18
Improvements in or relating to electron-image tubes
AU100805B2
(en )
1937-04-29
Improvements in or relating to eyelets
AU295436A
(en )
1937-07-29
Improvements in and relating to the manufacture of boxes
AU102946B2
(en )
1938-01-27
Improvements in or relating to roof structures
AU101454B2
(en )
1937-07-08
Improvements in or relating to the shaping of shoe upper parts
AU522436A
(en )
1938-01-13
Improvements in or relating to treatment of superphosphate
AU100369B2
(en )
1937-03-04
Improvements in or relating to accordions
AU101798B2
(en )
1937-08-19
Improvements relating to the manufacture of bread and the like