CA463425A
(fr )
1950-02-28
Outil de deviation de puits
CA465229A
(fr )
1950-05-23
Outil a mouvement manuel
CA465604A
(fr )
1950-05-30
Assemblage d'outil de forage
CA468044A
(fr )
1950-09-12
Acylaceto guanazoles
CA469727A
(fr )
1950-11-28
Outils a percussion
CA466230A
(fr )
1950-06-27
Outil de fixation d'attaches
CA465219A
(fr )
1950-05-23
Mandrin
CA466638A
(fr )
1950-07-18
Mecanisme d'outil a percussion
CA463364A
(fr )
1950-02-28
Outil combinee pour peintres
CA464637A
(fr )
1950-04-25
Dispositif d'attache d'outil
CA467595A
(fr )
1950-08-29
Petoires
CA465093A
(fr )
1950-05-16
Perforateur a papier
AU151865B2
(en )
1951-10-25
An improved digging tool
AU148880B2
(en )
1951-02-08
Improved crimping tool
CA467812A
(fr )
1950-09-05
Mandrin a serrage
CA466703A
(fr )
1950-07-18
Machine-outil
CA465578A
(fr )
1950-05-30
Machine-outil
CA465577A
(fr )
1950-05-30
Machine-outil
CA466600A
(fr )
1950-07-11
Machine-outil
CA465575A
(fr )
1950-05-30
Machine-outil
CA465434A
(fr )
1950-05-23
Machine-outil
CA464503A
(fr )
1950-04-18
Machine-outil
CA463459A
(fr )
1950-02-28
Machine-outil
AU3770050A
(en )
1951-10-25
An improved digging tool
AU3243850A
(en )
1951-02-08
Improved crimping tool