GR1365B
(en )
1926-12-16
NEW TINS AND USEFUL PERFECTIONS IN THE INDICATOR DEVICE FOR ELECTRICAL MACHINES.
SU8842A1
(en )
1929-04-30
Surgical needle
SU12228A1
(en )
1929-12-31
Device for making backs in shoes
SU6563A1
(en )
1928-09-29
Hourglass Hanging Device
SU20834A1
(en )
1931-05-31
Device for viewing objects in the dark
SU5370A1
(en )
1928-05-31
Electromagnetic type electrical measuring instrument
FR616604A
(en )
1927-02-05
Improvements in visual acuity assessment means
FR639431A
(en )
1928-06-21
Container for coils, coils and the like
GR266B
(en )
1922-04-16
MACHINE FOR FILLING AND EMPTYING THE STEAM INSUMPERS IN THE STEAM INSTALLATIONS.
DK33703C
(en )
1924-09-29
Device for flat bag machines and the like.
ES85590A1
(en )
1923-07-01
Improvements in devices for aerating liquids and the like.
GR1186B
(en )
1926-05-24
PERFECTED METHOD AND APPLIANCES FOR COOLING.
ES84375A1
(en )
1923-05-16
Improvements in the methods and devices for obtaining photogrammetric reliefs.
GR1128B
(en )
1926-02-27
LIQUID FOR SAFE SKIN WELDING AND RUBBER IN GENERAL.
CA273067A
(en )
1927-08-09
Linear measuring machine
GR2002B
(en )
1928-10-01
STOP INDEX AND STATION USED AT THE CONTEMPORARY TIME FOR ADVERTISING PURPOSES.
FR616657A
(en )
1927-02-05
Improvements in the so-called printing apparatus
CA257482A
(en )
1926-01-19
Side registering device
FR618256A
(en )
1927-03-07
Milk container
ES90572A1
(en )
1924-12-01
Improvements in reproductive apparatus.
GR1433B
(en )
1927-02-17
IMPROVEMENTS IN THE HYPERTEMETER AND SPECIAL ALTITUDE.
ES78823A1
(en )
1921-10-01
Equipment for electric meters, measuring devices and other the like.
CA253618A
(en )
1925-09-15
Tailor's measuring device
DK33767C
(en )
1924-10-20
Device for Telephonographers and the like.
ES81539A1
(en )
1922-09-16
Improvements in the limbs for scales.