AT196333B
(en )
1958-03-10
Method and device for the production of steel pipes
CH205107A
(en )
1939-06-15
Method and device for the production of fiberglass.
AT135695B
(en )
1933-11-25
Method and apparatus for generating low-carbon gases.
CH160118A
(en )
1933-02-28
Method and device for ventilation of rooms.
CH158174A
(en )
1932-11-15
Method and device for the production of road surfaces.
CH173401A
(en )
1934-11-30
Method and device for producing filter plugs for cigarettes.
AT140710B
(en )
1935-02-25
Method and device for the production of cam sleepers.
AT108675B
(en )
1928-01-25
Method and device for generating non-oxidizing protective gases.
CH189396A
(en )
1937-02-28
Method and device for the fermentation of solutions.
AT144778B
(en )
1936-02-25
Method and device for charging coking retorts.
CH198858A
(en )
1938-07-15
Method and device for preventing self-ignition of haysticks.
CH201663A
(en )
1938-12-15
Method and device for the continuous conversion of coordinates.
CH174108A
(en )
1934-12-31
Method and device for producing perspective drawings.
CH212302A
(en )
1940-11-15
Method and arrangement for generating pulses.
AT144763B
(en )
1936-02-25
Method and device for extinguishing arcs.
CH209603A
(en )
1940-04-30
Method and device for hardening glass plates and other glass objects.
AT108204B
(en )
1927-12-10
Method and device for generating cold.
AU691832A
(en )
1932-10-27
Improvements in or relating toa method of and apparatus for washing gases
AT134381B
(en )
1933-07-25
Method and device for creating moving luminous images.
AT132025B
(en )
1933-02-25
Process and apparatus for tanning.
CH152993A
(en )
1932-02-29
Method and device for the continuous production of ice.
AT198410B
(en )
1958-07-10
Method and device for incandescent combustion of gas or steam-air mixtures
CH150236A
(en )
1931-10-31
Method and device for the production of artificial slate panels.
CH203265A
(en )
1939-02-28
Method and device for reproducing recordings of physical processes.
CH144639A
(en )
1931-01-15
Method and device for metalworking by means of electrically generated heat.