GR2033B
(en )
1928-10-30
METHOD FOR MANUFACTURE OF PRESSLINGEN BODIES.
SU20744A1
(en )
1931-05-31
The method of obtaining ri-med nki
GR2074B
(en )
1928-12-10
METHOD OF MAKING TSAROUCHI.
GR1938B
(en )
1928-08-10
METHOD FOR REFINERATION OF RAW TOBACCO.
GR2029B
(en )
1928-10-24
METHOD OF CONSTRUCTION OF INVESTMENT FOR FLOORS (FLOORS).
GR1931B
(en )
1928-08-06
METHOD FOR THE MANUFACTURE OF PRINTING INSTRUMENTS.
ES120124A1
(en )
1931-01-01
Method of manufacturing stops.
DK43206C
(en )
1930-10-20
Process for the production of nitrocellulose.
GR2887B
(en )
1930-08-19
METHOD FOR PREPARATION OF SMOOTH CELLULAR.
GR2022B
(en )
1928-10-20
TYPE OF SWEETING (PASTELLI).
ES97507A3
(en )
1926-06-01
Manufacture of Solomonic columns.
GR1802B
(en )
1928-04-19
METHOD FOR THE PRODUCTION OF TYPOGRAPHIC PLATES AND SIMILAR.
GR1444B
(en )
1927-03-02
METHOD FOR MAKING VERY ACTIVE CARBON - TYPE - CREATURES (KOHLE - FORMLINGEN).
GR1429B
(en )
1927-02-10
NEW METHOD OF WOOD MAKING.
ES109185A1
(en )
1928-10-01
An improved method for the preparation of nitrocellulose solutions.
GR1370B
(en )
1926-12-21
METHOD BY - VIEWING - PHOTOGRAPHY.
GR2530B
(en )
1929-11-20
METHOD FOR MAKING DOUGH.
GR2090B
(en )
1928-12-24
METHOD FOR CONSTRUCTION OF GAS CONCRETE.
GR2603B
(en )
1930-01-10
METHOD FOR MANUFACTURING ESTERS.
DK43980C
(en )
1931-04-07
Method and Machine for Making Hollow Bodies of Agglomerates.
GR1898B
(en )
1928-06-28
METHOD OF CONSTRUCTION OF AN EARTHQUAKE.
ES108256A2
(en )
1928-08-16
Procedure for the production of photoetches.
DK42264C
(en )
1930-05-19
Draabesmøing for Aksellejer.
GR2844B
(en )
1930-07-31
METHOD OF DRYING RAISIN.
DK35921C
(en )
1926-04-26
Method for Preparing an Absorbent of Silica.