FR664234A
(en )
1929-08-30
Method and apparatus of transport
AT116777B
(en )
1930-03-10
Teaching and music apparatus.
GR826B
(en )
1925-02-07
METHOD AND DEVICE OF HIGH VACANCY.
SU4284A1
(en )
1927-12-31
Method of making explosive
DK38426C
(en )
1928-02-13
Advertising apparatus
FR637602A
(en )
1928-05-04
Development of chucks
GR1145B
(en )
1926-03-17
LIQUID FOR INDUSTRIAL PURPOSES AND METHOD OF MAKING IT.
GR1174B
(en )
1926-04-27
APPARATUS FOR THE PRODUCTION OF THE SOUL AND ICE.
FR622419A
(en )
1927-05-30
Method and apparatus for making lemonade
DK41689C
(en )
1930-02-24
Method and Apparatus for the manufacture of inflated products of various kinds.
DK36040C
(en )
1926-05-25
Method and Apparatus for the Production of Printed matter.
DK40728C
(en )
1929-09-02
Procedure and Apparatus for the Production of Carbon-Color Printed Forms.
FI11062A
(en )
1926-03-06
Anordning for dela en ur en avloppsöppning flytande massa av smält glas i skilda delar
FR633173A
(en )
1928-01-23
Micrometric rheostat
GR1156B
(en )
1926-04-08
METHOD OF MAKING TITLES OF CINEMATOGRAPHIC WORKS.
DK39521C
(en )
1928-11-26
Advertising apparatus.
DK38510C
(en )
1928-03-05
Sound reproducing apparatus.
DK39425C
(en )
1928-10-29
Optical Apparatus.
FR635327A
(en )
1928-03-13
Cartographic process
DK43665C
(en )
1931-02-02
Acoustic Apparatus.
DK35417C
(en )
1925-12-21
Acoustic Apparatus.
GR1331B
(en )
1926-11-04
DEPLOYMENT PRODUCT AND METHOD OF INDUSTRIAL PRODUCTION
DK35928C
(en )
1926-04-26
Method and Apparatus for the production of activated carbon.
GR2511B
(en )
1929-11-15
METHOD OF MANUFACTURE OF EMERALS AND SIMILAR.
DK34793C
(en )
1925-07-27
Apparatus for Stopping Upholstery and Procedure for the Application of the Apparatus.