SU37712A1
(en )
1934-07-31
Printed form for single-color multicolor printing
SU39782A1
(en )
1934-11-30
Printing method with embossed forms
SU18787A1
(en )
1931-01-31
Method of printing patterns on rubber m
SU3993A1
(en )
1927-11-30
Method of making printing forms
SU7739A1
(en )
1929-01-31
Wrench
SU14311A1
(en )
1930-03-31
A method of making cliches for printing patterns
SU6745A1
(en )
1928-10-31
Electrostatic microphone
SU3089A1
(en )
1924-09-15
Grate
SU14817A1
(en )
1930-03-31
Whistle for locomotives
SU11042A1
(en )
1929-09-30
Negative for photomechanical printing
SU33477A1
(en )
1933-12-31
Method of making cliches for glass printing
ES82168A1
(en )
1922-12-16
A procedure for the production of color photographs (positive copies on paper or their analogues).
ES91917A1
(en )
1925-04-01
A mechanical procedure for newspaper printing.
ES95292A3
(en )
1926-01-16
A procedure for printing fabrics.
CA251942A
(en )
1925-07-21
Cliche for photo-mechanical printing
CA249221A
(en )
1925-05-05
Lithographic printing method
ES87164A1
(en )
1923-12-01
A lithographic procedure for flat printing.
ES92448A1
(en )
1925-05-16
A cylinder of plates for printing presses.
ES93059A1
(en )
1925-06-16
A procedure for the manufacture of letterpress inks.
DK37925C
(en )
1927-09-12
Image printing press.
ES95441A1
(en )
1926-03-16
A chemical etching procedure for rubber mainly to obtain printing plates.
ES82113A1
(en )
1923-04-01
Manufacture of cliché printing plates without negative, by means of direct lighting.
CA249145A
(en )
1925-04-28
Printers' quoin
ES86638A1
(en )
1923-11-01
A toy-apparatus for projection using image bands.
CA253201A
(en )
1925-09-01
Lithographic printing plate