CA451889A
(fr )
1948-10-12
Methode de recuperation de phenol
CA446935A
(fr )
1948-03-02
Crochet
CA451987A
(fr )
1948-10-19
Recuperation d'alumine
CA448635A
(fr )
1948-05-25
Cadre de havresac
CA447101A
(fr )
1948-03-09
Cuiller de peche
CA453685A
(fr )
1948-12-28
Recuperation acide cyanhydrique
AU142992B2
(en )
1948-02-26
Manufacture of phenols
CA446320A
(fr )
1948-01-20
Extraction de butadiene
CA449181A
(fr )
1948-06-22
Carbonate de 1-r-1-aminoethane
CA447374A
(fr )
1948-03-23
Vitrine
AU139464B2
(en )
Improved construction of coal-box
CA448838A
(fr )
1948-06-01
Sulfanilamidophenol substitue
AU1767048A
(en )
1948-02-26
Manufacture of phenols
AU143874B2
(en )
1948-12-23
Doorlock
CA449031A
(fr )
1948-06-08
Sulfanilamido-amino-pyridine
CA451298A
(fr )
1948-09-21
Hache-viande
CA445932A
(fr )
1948-01-06
Metier a tisser a la main
CA446250A
(fr )
1948-01-20
Morpholino-guanamines
CA452159A
(fr )
1948-10-26
Scellement de conduit d'entree
CA447020A
(fr )
1948-03-02
P-aminobenzene-sulphonamide
AU145116B2
(en )
1948-11-25
Polyesterthioesters
CA447899A
(fr )
1948-04-20
Porte-chapeau
CA447933A
(fr )
1948-04-20
Fluorochloro-butane
CA448461A
(fr )
1948-05-11
Sulfanilamidopyridine
AU144939B2
(en )
1949-01-13
Clothes-Pegs