CH300582A
(en )
1954-08-15
Process for electrodialysis and device for carrying out the process.
CH291181A
(en )
1953-06-15
Method and device for dividing liquid material.
CH291497A
(en )
1953-06-30
Method and device for electrodialysis.
CH265192A
(en )
1949-11-30
Process and device for the decomposition of volatile metal chlorides.
AT183642B
(en )
1955-10-25
Method and device for the physical preparation of paper stock
AT173881B
(en )
1953-02-10
Method and device for loosening the soil when plowing
AT179266B
(en )
1954-08-10
Method and device for loosening soil and filter layers
CH308054A
(en )
1955-06-30
Method and device for the continuous embossing of flat structures.
AT241873B
(en )
1965-08-10
Plow or similar Device for tillage
CH277098A
(en )
1951-08-15
Method and device for influencing movably arranged objects.
AT176703B
(en )
1953-11-25
Device for cultivating and watering the soil
AT183639B
(en )
1955-10-25
Method and device for sterilizing food
AT178748B
(en )
1954-06-10
Method and device for recording characters or the like.
CH271980A
(en )
1950-11-30
Method for measuring distance and device for carrying out the method.
AT192113B
(en )
1957-09-25
Welding method and device for carrying out the same
AT178258B
(en )
1954-04-26
Method and device for comminuting granular slag or the like for the purpose of preparing hydraulic binders
GB678739A
(en )
1952-09-10
Means for securing spikes and the like
AT172211B
(en )
1952-08-25
Method and device for sowing
CH264833A
(en )
1949-11-15
Device for cultivating plants.
CH317357A
(en )
1956-11-30
Method and device for controlling pests
AT185575B
(en )
1956-05-11
Device for soil investigation
CH294573A
(en )
1953-11-15
Method and device for the electrical storage of signals.
CH285595A
(en )
1952-09-15
Method for extinguishing arcs in switches and device for carrying out the method.
AT170186B
(en )
1952-01-25
Device for laying poison grains and. like
CH263564A
(en )
1949-09-15
Device for weeding, cultivating the soil and scraping trees.