(19)
(11)
EP 0 020 485 A1
(12)
(43)
Date of publication:
07.01.1981
Bulletin 1981/01
(21)
Application number:
79901322.0
(22)
Date of filing:
09.10.1979
(51)
International Patent Classification (IPC):
B43K
5/
18
( . )
B43K
8/
18
( . )
B43K
8/
04
( . )
(86)
International application number:
PCT/NL1979/000004
(87)
International publication number:
WO 1980/000819
(
01.05.1980
Gazette 1980/10)
(84)
Designated Contracting States:
AT CH DE FR GB NL SE
(30)
Priority:
12.10.1978
NL 19780010290
(71)
Applicant:
BOK, Edward
NL-1171 DR Badhoevedorp (NL)
(72)
Inventor:
BOK, Edward
NL-1171 DR Badhoevedorp (NL)
(54)
PEN WITH AN IMPROVED INK INJECTION SYSTEM