GR3174B
(en )
1931-05-04
METHOD AND APPARATUS FOR ACHIEVING HIGH LEVEL ALCOHOL.
SU35176A1
(en )
1934-03-31
Bone extraction apparatus
ES123840A1
(en )
1931-09-16
AN APPARATUS FOR OBTAINING SOLUTIONS
ES124683A1
(en )
1931-12-16
Self-recording photocampmeter apparatus.
ES121883A3
(en )
1931-03-16
An apparatus for mechanically plastering and plastering.
DK47487C
(en )
1933-06-26
Advertising apparatus.
ES124076A1
(en )
1931-10-16
An apparatus for measuring liquids.
GR3416B
(en )
1931-11-12
METHOD AND APPLICATION FOR MAKING SOAPS IN LEAVES.
GR3770B
(en )
1932-08-11
METHOD AND APPARATUS FOR MAKING SPIRAL INSECTICIDES.
ES123174A1
(en )
1931-07-01
Saturating apparatus.
ES126371A3
(en )
1932-05-16
Apparatus sews-papers.
ES127760A1
(en )
1932-10-01
Multicopter apparatus.
ES1255Y
(en )
1933-05-01
Duplicator apparatus.
CA307948A
(en )
1931-01-20
Method and apparatus for pyro-recording
ES137609A1
(en )
1935-08-01
An apparatus for disinsection and disinfection.
ES123212A1
(en )
1931-09-16
A method and device for suppressing or varying rays.
DK46775C
(en )
1933-01-16
Device for sound reproducing apparatus.
ES122768A1
(en )
1941-06-01
Apparatus for projecting animated images.
ES425Y
(en )
1931-10-16
Arithmetic apparatus.
DK46671C
(en )
1932-12-27
Method and Device for Manufacturing Extended Cork.
DK49167C
(en )
1934-08-20
Apparatus for Aalefangst.
ES124435A1
(en )
1932-07-16
Rapid centering device for connecting rods.
DK48815C
(en )
1934-05-28
Photographic Apparatus.
FI13708A
(en )
1931-08-14
Apparatus for making sawing forms
GR2984B
(en )
1930-11-14
METHOD OF TREATMENT OF THE GIVEN RAISIN FOR ALCOHOL PERMITTING ALLOWING THE BEST AND FULL USE OF THE PRODUCTS AND PRODUCTS.