CH326650A
(en )
1957-12-31
Process for the preservation of materials
CH352381A
(en )
1961-02-28
Method of making an electrical connector
CH371937A
(en )
1963-09-15
Process for electrolytic etching of capacitor electrodes
CH357631A
(en )
1961-10-15
Method of making direct positives
CH327296A
(en )
1958-01-31
Method for the electrolytic application of an iron layer to an object
CH302143A
(en )
1954-10-15
Pre-electrode for electrolytic cells and method for producing such an electrode.
CH331347A
(en )
1958-07-15
Method for sealing vessels made of electrolyte copper for electron tubes
CH326940A
(en )
1958-01-15
Method of making malt
CH325458A
(en )
1957-11-15
Method of making sultamen
CH324205A
(en )
1957-09-15
Method of making an iron foil
CH321139A
(en )
1957-04-30
Process for the production of direct positives
CH366832A
(en )
1963-01-31
Method of making steroids
AT184577B
(en )
1956-02-10
Method of making sultamen
AT183637B
(en )
1955-10-25
Method of making mayonnaise
CH332837A
(en )
1958-09-30
Process for the direct production of positives
GR14362B
(en )
1953-04-16
METHOD OF PREPARATION OF ELECTROLYTIC COPPER.
AT198090B
(en )
1958-06-10
Process for the production of welding electrodes
AT178657B
(en )
1954-06-10
Process for the manufacture of cathode ray tubes
CH324874A
(en )
1957-10-15
Process for the manufacture of selenium rectifiers
CH329393A
(en )
1958-04-30
Process for cleaning metal surfaces
AT194940B
(en )
1958-01-25
Method for isolating normal connections for electrical high-voltage cables
AT195999B
(en )
1958-02-25
Process for the production of current transmitter insulation
AT196980B
(en )
1958-04-10
Method for separating isotopes
AT199311B
(en )
1958-08-25
Process for obtaining anisomycin
AT183072B
(en )
1955-09-10
Process for the production of pure γ-hexachlorocyclohexane