CA280964A
(fr )
1928-06-12
Aiguille chirurgicale
CA291733A
(fr )
1929-07-30
Appareil catamenial
CA278960A
(fr )
1928-03-27
Gaze pelliculee chirurgicale
CA277258A
(fr )
1928-01-24
Dispositif chirurgical
CA279870A
(fr )
1928-05-08
Appareil chirurgical
CA283135A
(fr )
1928-09-11
Appareil chirurgical
CA284872A
(fr )
1928-11-20
Retinoscope
CA278183A
(fr )
1928-02-28
Bandage chirurgical
CA278963A
(fr )
1928-03-27
Bandage chirurgical
CA281715A
(fr )
1928-07-17
Seringue
CA278617A
(fr )
1928-03-13
Seringue
CA277920A
(fr )
1928-02-21
Dilatateur chirurgical
CA284723A
(fr )
1928-11-13
Bandage
CA284422A
(fr )
1928-10-30
Racloir
CA279610A
(fr )
1928-04-24
Fabrication de rayon
AU1138128A
(en )
1928-08-21
Improvements ina retinoscope
CA295671A
(fr )
1929-12-17
Appareil chirurgical
CA282408A
(fr )
1928-08-14
Anesthesique
CA277180A
(fr )
1928-01-17
Medicament
CA271581A
(fr )
1927-06-14
Substitut de cordes a boyaux
CA279779A
(fr )
1928-05-01
Pointe de gramophone
CA273753A
(fr )
1927-09-13
Lardoire
CA268037A
(fr )
1927-02-01
Aiguille
CA275389A
(fr )
1927-11-15
Aiguille
AU1673728A
(en )
1929-11-26
Sheepshearing handpiece