DK67367C
(en )
1948-08-09
Procedure for tanning hides and skins.
DK68769C
(en )
1949-03-21
Procedure for tanning hides, skins and furs.
DK68956C
(en )
1949-04-19
Procedure for tanning hides, skins and furs.
DK66559C
(en )
1948-04-05
Procedure for degreasing hides and skins.
DK67514C
(en )
1948-08-30
Procedure for tanning hides and skins.
DK76067C
(en )
1953-07-06
Procedure for tanning hides or skins.
DK69719C
(en )
1949-08-08
Procedure for tanning hides and skins.
DK69720C
(en )
1949-08-08
Procedure for tanning hides, skins and furs.
DK108175C
(en )
1967-10-02
Procedure for dehairing skins and hides.
DK61444C
(en )
1943-10-18
Procedure for preparing hides and skins for tanning.
DK68955C
(en )
1949-04-19
Method for pickling blouses and fur skins.
DK66353C
(en )
1948-02-23
Procedure for pickling hairy hides and skins using proteolytic enzymes.
FR889837A
(en )
1944-01-20
Confit release agent for leathers and skins
DK65707C
(en )
1947-10-06
Tanning Procedure.
DK57049C
(en )
1939-12-18
Procedure for tanning hides and skins.
DK70043C
(en )
1949-10-10
Method for tanning sheep, goat, calfskin and cleft palate skins.
DK70493C
(en )
1950-01-16
Method for pickling skins or hides.
DK61349C
(en )
1943-09-27
Procedure and Support for Preparatory Treatment of Skins.
DK53454C
(en )
1937-08-16
Procedure for tanning hides and skins.
DK54905C
(en )
1938-06-27
Procedure for tanning hides and skins.
DK69156C
(en )
1949-05-09
Method for tanning fur.
DK66860C
(en )
1948-05-24
Procedure for counteracting or preventing a change in the color of hides, skins and furs, as well as objects thereof, arising over time.
DK72644C
(en )
1951-06-18
Procedure for tanning hides or skins.
DK65788C
(en )
1947-10-27
Procedure for Preservation and Disinfection Using Azides.
DK69453C
(en )
1949-06-27
Procedure for pickling blouses and fur.