CH341274A
(en )
1959-09-30
Method and device for the production of flat glass
CH314158A
(en )
1956-05-31
Method and device for treating hair
CH311800A
(en )
1955-12-15
Method and device for ozonizing oxygen.
CH452274A
(en )
1968-05-31
Means for controlling unwanted vegetation
CH394695A
(en )
1965-06-30
Methods and means for controlling plant parasitic nematodes
CH325444A
(en )
1957-11-15
Method and device for atomizing liquids
CH394696A
(en )
1965-06-30
Methods and means for controlling pests
AT180765B
(en )
1955-01-10
Agents for controlling pests
CH341155A
(en )
1959-09-30
Methods and means for combating fungi
AT183987B
(en )
1955-12-10
Methods and means for controlling pests
AT181122B
(en )
1955-02-25
Methods and means for controlling plant pests
CH360517A
(en )
1962-02-28
Method and means for the determination of reducing sugars
CH317357A
(en )
1956-11-30
Method and device for controlling pests
AT180767B
(en )
1955-01-10
Method and device for controlling animal pests
CH293169A
(en )
1953-09-15
Method and device for storing information.
AT248177B
(en )
1966-07-11
Agents for controlling pests
CH485415A
(en )
1970-02-15
Methods for controlling pests and means for carrying out the method
AT200387B
(en )
1958-10-25
Methods and means of weed killing
CH377146A
(en )
1964-04-30
Method for controlling pests and means for carrying out the method
CH444570A
(en )
1967-09-30
Methods for combating animal pests and means for carrying out the method
AT190236B
(en )
1957-06-25
Device and method for preparing food
CH326841A
(en )
1957-12-31
Pest control methods
AT183699B
(en )
1955-11-10
Device for treating liquids
AT184126B
(en )
1955-12-27
Method and device for carrying out improvements
AT191815B
(en )
1957-09-25
Method and device for sieving off substances