GR360B
(en )
1922-11-18
IMPROVEMENTS IN AND IN RELATION TO TARGETS, GRAPHES, SPHINES, HOOKS, HEADLESS NUTS, BROWS AND THEIR LIKE.
ES80476A1
(en )
1922-04-01
Provision to prevent spontaneous combustion in aircraft and the like.
ES81216A1
(en )
1922-07-16
Improvements in the nuts.
GR156B
(en )
1921-09-02
IMPROVEMENTS IN AND IN CONNECTION WITH GETTINGS AND THE SAME.
Helleberg
1922
Society and Its Problems.
ES83787A1
(en )
1923-04-16
Improvements in machines for forging nails and other items.
ES83470A1
(en )
1923-04-01
Improvements in the method and devices to generate gas.
GR303B
(en )
1922-07-31
MAGNETIC MATERIALS AND THEIR USE IN SEMATOGRAPHIC SYSTEMS.
GB187170A
(en )
1922-10-19
Improvements in rotary engines and the like
ES81400A1
(en )
1922-08-16
Improvements in the manufacture of insulators and similar items.
GR263B
(en )
1922-04-08
IMPROVEMENTS IN AND IN RELATION TO FABRICS AND THEIR INDUSTRY.
FR558448A
(en )
1923-08-27
Improvements in fuel products
GR437B
(en )
1923-05-21
IMPROVEMENTS IN AND IN RELATION TO PHOTO-UNCEMICAL PRINTING.
GR58B
(en )
1921-04-29
IMPROVEMENTS IN AND IN RELATION TO SHIP FRAMEWORK.
GR41B
(en )
1921-03-29
METHOD AND MECHANISM TO INCREASE THE PERFORMANCE OF FLOUR BREAD AND OTHER DESTROYED PRODUCTS.
ES81672A2
(en )
1922-10-01
Improvements in safes and the like.
GR54B
(en )
1921-07-29
IMPROVEMENTS IN METHODS OR IN RELATION TO METHOD DRYING AND THEIR MACHINES.
GR345B
(en )
1922-10-31
POWER PRODUCTION SYSTEM FROM OVERLIGHTED STEAM OR HIGH COMBUSTION STEAM AND ITS APPLICATION.
GR342B
(en )
1922-10-17
METHOD AND ARRANGEMENT THROUGH THE EXTENSION AND FINDING OF ELASTIC BODIES AND THE USE AND ACCEPTANCE OF THEM IN OTHER BODIES.
ES76740A1
(en )
1921-03-01
Improvements in the mixes for flooring and other similar purposes.
ES76741A1
(en )
1921-03-01
Improvements in the mixes for flooring and other similar purposes.
ES84608A1
(en )
1923-06-01
Automotive propellers in real flights.
ES83078A1
(en )
1923-03-16
Improvements in the "Vincenci" machines and other similar ones.
ES82790A1
(en )
1923-03-01
An anti-fouling and descaling product.
ES81523A1
(en )
1922-09-16
Improvements in the carabiners for cufflinks and analogs.