DK34584C
(en )
1925-06-02
Method of Making Stencil Blanks for Use in Duplication.
DK36599C
(en )
1926-09-27
Procedure for the Preparation of Protein Stencil Sheets for Use in Diversification.
GR290B
(en )
1922-06-20
METHOD FOR MAKING PRINTING PLATES.
DK30961C
(en )
1922-12-18
Aid for Writing Teaching.
FR567477A
(en )
1924-03-03
Machine for making cigars
DK37237C
(en )
1927-03-14
Procedure for the production of printing plates for lithographic use.
FR546206A
(en )
1922-11-03
Improvements in sand pits
AT102555B
(en )
1926-02-25
Process for splitting oils.
FR551271A
(en )
1923-03-31
Tool for turning
FR548739A
(en )
1923-01-22
Matchbox
GR264B
(en )
1922-04-09
METHOD OF PREPARATION OF CHROME ALUMINUM.
DK34842C
(en )
1925-08-10
Forming machine for Foundry.
FR547694A
(en )
1922-12-21
Composition for cleaning and stain removal
AT116498B
(en )
1930-02-25
Process for generating refrigeration.
DK32318C
(en )
1923-10-01
Sliding Base for Use in Car Repairs.
DK30148C
(en )
1922-08-28
Form for Use in Casting Building Elements of Different Cross-Sections.
FR547384A
(en )
1922-12-09
Valve for locks
DK32148C
(en )
1923-08-20
Apparatus for use in the manufacture of butter.
DK34053C
(en )
1925-01-19
Procedure for Making Yeast.
DK34174C
(en )
1925-02-23
Method of Making Film Printing Plates for Photocolloid Printing.
CA217264A
(en )
1922-03-28
Method of making cross-veneered wooden plates
CA221243A
(en )
1922-07-25
Hollow casting method
CA240958A
(en )
1924-06-24
Lithographic engraving process
ES83257A3
(en )
1923-04-01
A procedure and device for preparing note composition models for photomechanical reproductions.
DK34327C
(en )
1925-03-30
Device for Use in the Production of Cement by Melting.