CH267980A
(en )
1950-04-30
Ski and its method of manufacture.
AT120751B
(en )
1931-01-10
Sounding capacitor and method of its manufacture.
CH143520A
(en )
1930-11-15
Process for the preparation of aqueous-alcoholic solutions of cholesterol or cholesterol derivatives.
CH158558A
(en )
1932-11-30
Photographic image and method of making the same.
SU15124A1
(en )
1930-04-30
The method of obtaining nitrocellulose varnishes
CH144066A
(en )
1930-12-15
File and method of making the same.
CH145471A
(en )
1931-02-28
Method of producing blueprints.
AT131873B
(en )
1933-02-25
Method of making semi-rigid laundry.
FR660888A
(en )
1929-07-18
Whistles
GR2074B
(en )
1928-12-10
METHOD OF MAKING TSAROUCHI.
GR2511B
(en )
1929-11-15
METHOD OF MANUFACTURE OF EMERALS AND SIMILAR.
GR2276B
(en )
1929-04-23
METHOD AND ORGANIZATION OF IRROGATION.
AT108940B
(en )
1928-02-25
Sound tube and method of making the same.
CH122398A
(en )
1927-09-16
Electrode and method of making the same.
ES112780A1
(en )
1929-07-01
An improved process for the production of sausages and their preparation for sale.
CH145556A
(en )
1931-02-28
Process for the preparation of 5-oxy-tetrahydronaphthalene-6-glycolic acid lactone.
CH138469A
(en )
1930-02-28
Method and tool for the production of metal strip connections.
AT108006B
(en )
1927-11-25
V-belt and process for its manufacture.
GR1934B
(en )
1928-08-06
METHOD AND ACCESSORY OF TOBACCO LEAFS.
CH138300A
(en )
1930-02-28
Process for the production of dye powders.
CH152803A
(en )
1932-02-29
Double wall plywood door and method of making the same.
AT131977B
(en )
1933-02-25
Method and device for producing water chambers for sectional boilers.
GR1997B
(en )
1928-09-28
METHOD AND PROVISION FOR REMOVAL OF TOBACCO NIKOTINISEK.
AT126981B
(en )
1932-02-25
Process for the production of anti-friction alloys.
AT126982B
(en )
1932-02-25
Process for the production of moisture-impermeable sheets and webs from regenerated cellulose.