CH213029A
(en )
1941-01-15
Method and device for spinning rayon.
CH196071A
(en )
1938-02-28
Method and device for pressing dental crowns.
FR797483A
(en )
1936-04-27
Improvement in regulated pads
CH182762A
(en )
1936-02-29
Method and device for measuring the elasticity of bandage bands in the manufacturing process for foot bandages.
FR809355A
(en )
1937-03-02
Improvements in knitting machines and knitting methods
FR761094A
(en )
1934-03-10
Dentures
CH175331A
(en )
1935-02-28
Method and device for producing rigid shoe caps.
AT157978B
(en )
1940-02-26
Method and device for drying.
FR771110A
(en )
1934-10-01
Method and apparatus for making ravioli and the like
AT144796B
(en )
1936-02-25
Method and device for cleaning and sterilizing filters.
FR811392A
(en )
1937-04-13
Advanced training in auto-processors
FR815338A
(en )
1937-07-09
Method and device for stamping dental crowns
FR44248E
(en )
1934-12-01
Dental syringe improvements
FR803971A
(en )
1936-10-13
Filtration method and apparatus
AT152586B
(en )
1938-02-25
Device for shredding solid material.
FR864859A
(en )
1941-05-07
Method and apparatus for polishing metal foils
AT157986B
(en )
1940-02-26
Method and device for making wafers.
CH184551A
(en )
1936-06-15
Device for harvesting table and espalier fruit.
FR777534A
(en )
1935-02-22
Saliva collection device during dental procedures
CH189396A
(en )
1937-02-28
Method and device for the fermentation of solutions.
FR838958A
(en )
1939-03-21
Dental prosthesis method and device
FR807844A
(en )
1937-01-22
Sterilization method and apparatus
FR47225E
(en )
1937-02-20
Sterilization method and apparatus
FR758157A
(en )
1934-01-11
Dental syringe improvements
FR803414A
(en )
1936-09-30
Improvement in artificial teeth