CH223753A
(en )
1942-10-15
Device for spinning rayon.
CH184549A
(en )
1936-06-15
Device for driving poles into the ground.
CH174291A
(en )
1935-01-15
Device for setting wooden poles.
CH187944A
(en )
1936-12-15
Method of laying seeds in the ground.
CH160361A
(en )
1933-03-15
Device for hammering scythes.
CH145398A
(en )
1931-02-28
Device for holding objects.
CH162056A
(en )
1933-06-15
Device for coupling cattle.
CH171063A
(en )
1934-08-15
Device for protecting grave wreaths.
CH167427A
(en )
1934-02-28
Device for marking ground tracks.
CH172134A
(en )
1934-09-30
Device for preheating blowtorches and the like.
AT141760B
(en )
1935-05-25
Device for draining liquids.
CH196009A
(en )
1938-02-28
Device for simplified repetition in adding machines with motor drive.
CH164371A
(en )
1933-09-30
Device for creating permanent waves.
CH154060A
(en )
1932-04-15
Device to increase the swimming speed in the water and to facilitate the water treading
CH167075A
(en )
1934-02-15
Device for watering plants etc.
CH175740A
(en )
1935-03-15
Device for leveling uneven wooden surfaces.
FR755124A
(en )
1933-11-20
Lockable system
IE14908L
(en )
1938-08-02
Device for driving posts, stakes, etc.
CH171987A
(en )
1934-09-30
Vineyard plow.
CH154075A
(en )
1932-04-30
Device for removing weeds.
FR805098A
(en )
1936-11-10
Vineyard pullers
ES130933A1
(en )
1933-09-01
Improvements in the concentration of minerals.
CH185861A
(en )
1936-08-31
Device for the quick unbinding of cattle.
ES130197A1
(en )
1933-05-16
Cultivating machine
AT152541B
(en )
1938-02-25
Device for sharpening scissors.