NO863995L
(en )
1987-04-09
TRANSPARENT OBJECT.
IT1223494B
(en )
1990-09-19
STRACES PURPOSE WITH STRIZZATOIO
DE3783467D1
(en )
1993-02-18
INTERCHANGEABLE PEN WITH TWO MINES.
IT8717937A0
(en )
1987-11-04
SELF-ROTATING CIRCLE SQUARING WITH NEWTON OR ARCHIMEDES
IT8743534A0
(en )
1987-12-17
SELF-ROTATING CIRCLE SQUARING WITH NEWTON AND/OR ARCHIMEDES
IT8743530A0
(en )
1987-11-02
SELF-ROTATING CIRCLE SQUARING WITH NEWTON AND ARCHIMEDES
IT8817946A0
(en )
1988-09-23
SELF-ROTATING CIRCLE SQUARING WITH ARCHIMEDES AND NEWTON
IT1134515B
(en )
1986-08-13
GYROSCOPE WITH NORTHERN RESEARCH
DE3784223D1
(en )
1993-03-25
PARALLEL CALCULATOR.
IT8743528A0
(en )
1987-10-19
SELF-ROTATING PENTACYCLE WITH NEWTONE/O WITH ARCHIMEDES
IT8717942A0
(en )
1987-12-29
SELF-ROTATING PENTACYCLE WITH ARCHIMEDES NEWTONE
IT8717929A0
(en )
1987-10-05
SELF-ROTATING HEXACYCLE WITH ARCHIMEDES NEWTONE
IT8748464A0
(en )
1987-10-06
SELF-ROTATING HEXACYCLE WITH NEWTON AND ARCHIMEDES
IT8717935A0
(en )
1987-10-26
SECOND SELF-ROTATING HEPTACYCLE WITH NEWTON AND ARCHIMEDES
IT8817940A0
(en )
1988-07-11
SELF-ROTATING QUADRICYCLE WITH NEWTONE WITH ARCHIMEDES
IT8748714A0
(en )
1987-12-15
NEWTON AND/OR ARCHIMEDES SELF-ROTATING
IT8743520A0
(en )
1987-08-03
NEWTON AND ARCHIMEDES SELF-ROTATING
IT8743526A0
(en )
1987-10-13
SELF-ROTATING HEPTACYCLE WITH NEWTON ECON ARCHIMEDE
IT8817932A0
(en )
1988-06-03
SELF-ROTATING ARCHIMEDES
IT8847821A0
(en )
1988-04-06
SELF-ROTATING SQUARE CIRCLE WITH NEWTON AND/OR ARCHIMEDES
FI892274A
(en )
1989-05-10
ANORDING WITH DISTANCE.
IT8917906A0
(en )
1989-02-21
SELF-ROTATING TRIANGLE WITH NEWTON AND ARCHIMEDES PENDULUM
DE3887560D1
(en )
1994-03-17
Portable calculator.
IT8917907A0
(en )
1989-02-27
SQUARING OF THE CIRCLE-SELF-ROTATING CYLINDER WITH NEWTON AND WITH ARCHIMEDES
KR890000182U
(en )
1989-03-02
Pencil case with pencil sharpener