CA372486A
(fr )
1938-03-15
Emulsion hydrofuge
CA378221A
(fr )
1938-12-13
Emulsion
CA376232A
(fr )
1938-09-06
Emulsion bitumineuse stable
CA377788A
(fr )
1938-11-15
Guetre
CA372170A
(fr )
1938-03-01
Composition hydrofuge
AU107774B2
(en )
1939-07-06
Improvements indirect positive emulsions
AU109398B2
(en )
1940-01-11
Improved bag-lifter
CA372439A
(fr )
1938-03-15
Bardeau
CA373831A
(fr )
1938-05-17
Bardeau
CA375300A
(fr )
1938-07-26
Bardeau
CA375346A
(fr )
1938-07-26
Emulsionnant
CA374662A
(fr )
1938-06-28
Dibenzoxacarbocyanine
CA378461A
(fr )
1938-12-20
Etai de mine
CA374585A
(fr )
1938-06-21
Defecateur
CA377051A
(fr )
1938-10-11
Arsenobenzene-mono-sulfoxylate
AU106979B2
(en )
1939-03-30
Suspensories
CA372770A
(fr )
1938-03-29
Telegraphone
CA373588A
(fr )
1938-05-03
Flan photographique
CA373724A
(fr )
1938-05-10
Petrin
CA374408A
(fr )
1938-06-14
Photosculpture
CA374409A
(fr )
1938-06-14
Photosculpture
CA374410A
(fr )
1938-06-14
Defecateur
CA374498A
(fr )
1938-06-21
Oxazole-trimethinecyanine
CA374530A
(fr )
1938-06-21
Plaque a poncer
CA373186A
(fr )
1938-04-19
Moissonneuse-batteuse