CH294082A
(en )
1953-10-31
Jaw chuck with two clamping points one behind the other in the axial direction.
GB645013A
(en )
1950-10-25
Improvements in, or relating to, ball valves
AT174511B
(en )
1953-04-10
Ball valve with two end plates slidably guided in the rotating body
FR1066377A
(en )
1954-06-04
The stop valve
FR1060407A
(en )
1954-04-01
The stop valve
CH296757A
(en )
1954-02-28
Ball joint.
Lysiak
1951
Archaisms in the poetical works of Taras Shevchenko
AT195704B
(en )
1958-02-25
Rotary valve, in particular spherical valve, with two closures connected in series
AT171685B
(en )
1952-06-25
Russian calculating machine with reversible balls
DK74809C
(en )
1952-10-06
Writing tool with writing ball.
AT179824B
(en )
1954-10-11
High-voltage test transformer with two magnetically coupled stub cores arranged one above the other
Kreuger
1951
Critical estimate of George Gifford's views on witchcraft in the late sixteenth century
AT174259B
(en )
1953-03-10
Electromagnet with two effective sides
CH267472A
(en )
1950-03-31
Storage device with apparatus axis stored in the same.
DK100468C
(en )
1964-11-30
Writing tool with swivel writing ball.
DK82220C
(en )
1956-11-05
Writing tool with writing ball.
FR1052334A
(en )
1954-01-22
Shut-off valve
AU136253B2
(en )
1947-06-26
Improvements in ball cocks
AU149237B2
(en )
1950-10-26
Improvements in or connected with measuring devices
AU157975B2
(en )
1952-08-14
Improvements in tennis balls
DK77160C
(en )
1954-02-22
Tennis ball.
ES17928Y
(en )
1949-10-16
Automatic valve for balls and balls.
DE1633686U
(en )
1952-01-24
GRINDING BALL.
AU149469B2
(en )
1951-09-20
Improvements in valves
DK75499C
(en )
1953-02-23
Badminton ball.