FR41878E
(en )
1933-05-01
Adjustable school desk for all sizes of students and more particularly for one place
FR44682E
(en )
1935-03-20
Improvements to nonlinear impedance circuits and their applications
FR825873A
(en )
1938-03-16
Loader-tamper bucket and distributor intended in particular for this bucket
FR40763E
(en )
1932-08-23
Adjustable school desk bench for all sizes of students and more particularly for one place
FR708872A
(en )
1931-07-29
Adjustable school desk bench for all sizes of students and more particularly for one place
FR730176A
(en )
1932-08-08
Improvements made to screw pipe fittings and accessories
FR750562A
(en )
1933-08-12
Folding and portable tripod panel, with interchangeable indications, for road works and other signs
FR732805A
(en )
1932-09-26
Oscillator diffuser for electro-medical and other uses
FR728806A
(en )
1932-07-12
Support with variable orientation for parasols and others
FR749562A
(en )
1933-07-26
Primary teaching materials
FR709345A
(en )
1931-08-05
Centrifuge with closed liquid introduction and discharge lines
FR735069A
(en )
1932-11-03
Closure for handbags and other applications
FR761836A
(en )
1934-03-28
Frame for handbags and other applications
FR738799A
(en )
1932-12-29
School article for teaching geography and others
FR751467A
(en )
1933-09-04
Music stand
FR778306A
(en )
1935-03-14
Erasable seat for school tables and other applications
FR731259A
(en )
1932-08-31
Signaling device for construction sites and other applications
FR757374A
(en )
1933-12-26
Construction of "metal tripod blocks" for school tables and drawing chairs
FR694656A
(en )
1930-12-06
Tilting benches for school tables
FR740547A
(en )
1933-01-27
Improvements to easels for billboards and other applications
FR752866A
(en )
1933-10-02
Cellular structure for panels and other applications
FR824171A
(en )
1938-02-02
Block intended to be used for obtaining simultaneously a typed original text and one or more copies of that text
GR3164B
(en )
1931-04-16
CALCULATION FOR USE OF PRIMARY SCHOOL STUDENTS.
FR750063A
(en )
1933-08-03
Static polarization of AC devices
FR745828A
(en )
1933-05-17
Device for illuminated advertising and other applications