DK34285C
(en )
1925-03-16
Procedure in the manufacture of shark leather and the like.
DK34074C
(en )
1925-01-26
Procedure for the manufacture of celluloid articles and the like.
DK36008C
(en )
1926-05-17
Method for use in the manufacture of incandescent tubes and the like.
DK37060C
(en )
1927-01-24
Method for use in the manufacture of incandescent tubes and the like.
DK34284C
(en )
1925-03-16
Procedure for rapid tanning of fish skins and the like.
DK36219C
(en )
1926-07-05
Procedure for the manufacture of products which can be used in ordinary tanneries and white tanneries.
ES86991A1
(en )
1923-11-16
Improvements in the eyelets and method of manufacturing them.
DK32251C
(en )
1923-09-10
Skate and Procedure for Making the Same.
ES80544A1
(en )
1922-04-16
Improvements in the manufacture of dominoes.
ES92858A1
(en )
1925-06-01
Improvements introduced in the manufacture of rubbers.
ES92888A1
(en )
1926-04-16
Improvements in the manufacture of leather and diapers.
DK33004C
(en )
1924-03-24
Procedure for the manufacture of paper and the like.
ES90140A1
(en )
1924-10-16
Improvements in radiotelegraphy and radiotelephony.
ES88510A1
(en )
1924-04-16
Improvements in the manufacture of dominoes.
ES89984A1
(en )
1924-12-16
Improvements in the manufacture of dominoes.
DK34271C
(en )
1925-03-16
Procedure for the treatment of hides, skins and the like.
ES91120A1
(en )
1924-12-01
Improvements in the manufacture of leather and diapers.
ES91238A1
(en )
1924-12-01
Improvements introduced in the establishment of metal barrels and barrels.
ES84304A1
(en )
1923-05-16
Improvements in the manufacture of alloy steels and irons.
ES83653A1
(en )
1923-04-16
Improvements introduced in the manufacture of espadrilles.
ES84075A1
(en )
1923-05-01
Improvements in the manufacture of espadrilles.
ES87628A1
(en )
1924-02-01
Improvements in the manufacture of espadrilles.
ES87497A1
(en )
1924-01-01
Improvements introduced in the manufacture of revolvers.
ES91834A1
(en )
1925-03-16
Improvements introduced in the manufacture of tapestries and similar fabrics.
DK32554C
(en )
1923-11-26
Roast for Pianos and the like.