(19)
(11)
EP 0 091 947 A1
(12)
(43)
Date of publication:
26.10.1983
Bulletin 1983/43
(21)
Application number:
82903431.0
(22)
Date of filing:
21.10.1982
(51)
International Patent Classification (IPC):
B08B
7/
00
( . )
B63B
59/
06
( . )
B23K
26/
03
( . )
B23K
7/
06
( . )
(86)
International application number:
PCT/US1982/001489
(87)
International publication number:
WO 1983/001400
(
28.04.1983
Gazette 1983/10)
(84)
Designated Contracting States:
AT BE CH DE FR GB LI LU NL SE
(30)
Priority:
22.10.1981
US 19810313894
(71)
Applicant:
FIRST OF CHELSEA CORPORATION
Ann Arbor, MI 48104 (US)
(72)
Inventor:
WINGROVE, Raymond L.
Ypsilanti, MI 48197 (US)
(54)
LASER REMOVAL OF MATERIALS FROM SURFACES