GR306B
(en )
1922-07-31
METHOD FOR INCREASING AND REMOVING HEAT IN OPERATIVE MATERIAL IS A PERFECT HEAT CONDUCTOR.
FR608343A
(en )
1926-07-24
Tool irons and knives
FR552258A
(en )
1923-04-27
Advanced knives for harvesters and similar machines
FR548954A
(en )
1923-01-30
Method and machine for weed destruction
AU1027822A
(en )
1923-03-13
Fingerprint machine and method
FR559896A
(en )
1923-09-22
Further training in shrinking machines
GR319B
(en )
1922-08-27
CUTTING SUSPENSION AND EXPORT DEVICE FOR PETROL MACHINE.
CA215003A
(en )
1922-01-10
Heating and drying apparatus
AT104764B
(en )
1926-11-25
Type casting and setting machine.
GR54B
(en )
1921-07-29
IMPROVEMENTS IN METHODS OR IN RELATION TO METHOD DRYING AND THEIR MACHINES.
GR141B
(en )
1921-08-19
GRAMOPHONE PLATES AND METHOD FOR MAKING THEM.
FR550983A
(en )
1923-03-24
Method and apparatus for drying materials
GR198B
(en )
1921-11-25
METHOD FOR PRODUCTION AND POWER TRANSFER.
FR551226A
(en )
1923-03-30
Hourdis perfected
FI9192A
(en )
1922-09-15
Contact device in kanteles
FR546206A
(en )
1922-11-03
Improvements in sand pits
FR545734A
(en )
1922-10-19
Advanced Forceps
CA216742A
(en )
1922-03-14
Drying apparatus and process
GR375B
(en )
1922-12-28
METHOD OF CLEANING AND ACCUMULATION (BLINKING) OF FINE DIVIDED MATERIALS.
FR562238A
(en )
1923-11-07
Compressing machine
ES81750A1
(en )
1922-10-16
A procedure and corresponding apparatus for cleaning wire.
FR552105A
(en )
1923-04-24
Concentrating and amalgamating machine
ES82251A1
(en )
1923-01-01
Method and apparatus for molding metal dental plates.
CA215705A
(en )
1922-02-07
Apparatus for devaporizing and cooling
FR553473A
(en )
1923-05-24
Vulcanizer