DK42112C
(en )
1930-04-22
Smoke development apparatus.
SU19727A1
(en )
1931-03-31
Plywood gluing method
DK35454C
(en )
1925-12-28
Device for clamping iron beams and the like.
DK34427C
(en )
1925-04-27
Procedure for Preserving Wood.
DK44378C
(en )
1931-07-20
Method and device for impregnating difficult-to-penetrate wood from the outside.
DK44210C
(en )
1931-06-08
Viscous Wood Impregnating Agent and Method for Manufacturing the Same.
CH133259A
(en )
1929-05-31
Procedure for machining bearings.
DK38029C
(en )
1927-10-03
Method for Manufacturing Impregnated Wood.
DK41751C
(en )
1930-03-03
Apparatus for Guarding Locations, Buildings and Spaces.
DK37279C
(en )
1927-03-21
Procedure for Preserving Wood.
DK36632C
(en )
1926-10-04
Procedure for Impregnation of Wood.
DK36846C
(en )
1926-11-29
Procedure for Impregnation of Wood.
DK36989C
(en )
1927-01-03
Device for Impregnation of Wood.
DK42461C
(en )
1930-06-23
Method and device for drying wood and the like.
DK35223C
(en )
1925-11-09
Procedure for Preserving Wood by the Dipping Method.
DK32251C
(en )
1923-09-10
Skate and Procedure for Making the Same.
DK40185C
(en )
1929-05-21
Procedure for impregnating leather and the like against moisture.
ES85227A3
(en )
1923-07-01
Method and apparatus for impregnating wood.
DK38050C
(en )
1927-10-17
Procedure and Insert tool for preserving wood and the like.
ES89357A1
(en )
1924-06-16
Wood impregnation procedure.
DK34833C
(en )
1925-08-03
Device for formwork boards and the like.
ES91393A1
(en )
1925-02-01
An impregnating agent for woods.
DK37837C
(en )
1927-08-22
Method and Machine for Manufacturing Composite Frame Wood.
ES107851A1
(en )
1928-07-16
A procedure for the preservation of wood.
DK41261C
(en )
1929-12-09
Expansion table for Leather, Leather and the like.