FR634099A
(en )
1928-02-09
Improvements to planographic printing plates with fused surfaces that do not take ink, for photomechanical printing
AT116381B
(en )
1930-02-25
Planographic printing plate with mercurized, ink-repellent surfaces for photomechanical prints.
SU7739A1
(en )
1929-01-31
Wrench
SU28266A1
(en )
1932-11-30
The method of preparation of stamp ink for prints on non-absorbent paper
CH152905A
(en )
1932-02-29
Stereotype printing plate casting machine.
ES117929A1
(en )
1930-08-01
An improved inking mechanism for printing presses.
CA253201A
(en )
1925-09-01
Lithographic printing plate
DK34778C
(en )
1925-07-27
Printing plate for Printing Tickets or similar.
ES82105A1
(en )
1922-12-16
A printing plate for railway ticket printing apparatus.
ES103259A1
(en )
1927-08-01
Improvements in the preparation of plates for typographic printing.
ES117607A3
(en )
1930-05-01
A lithographic printing plate system.
AT115251B
(en )
1929-12-10
Inking or dampening system for rotary printing machines.
AT96178B
(en )
1924-02-25
Mold for stereotype plates.
ES87164A1
(en )
1923-12-01
A lithographic procedure for flat printing.
ES85553A1
(en )
1923-07-01
Printing apparatus for Thomas calculating machines with key adjustment.
ES95441A1
(en )
1926-03-16
A chemical etching procedure for rubber mainly to obtain printing plates.
DK42468C
(en )
1930-06-30
Sheet laying mechanism for printing presses.
ES99360A1
(en )
1926-11-16
An inking mechanism for stamp franking machines.
ES82113A1
(en )
1923-04-01
Manufacture of cliché printing plates without negative, by means of direct lighting.
AT107031B
(en )
1927-08-10
Printing press.
ES117606A3
(en )
1930-05-01
A process for making lithographic printing plates.
ES73175A1
(en )
1920-06-10
A device for inking types for typewriters, printing presses, and the like.
DK37237C
(en )
1927-03-14
Procedure for the production of printing plates for lithographic use.
DK37936C
(en )
1927-09-12
Stencil sheet.
AT110395B
(en )
1928-08-10
Letterpress printing.