(19)
(11) EP 0 345 334 A1

(12)

(43) Date of publication:
13.12.1989 Bulletin 1989/50

(21) Application number: 89901009.0

(22) Date of filing: 14.12.1988
(51) International Patent Classification (IPC): 
G06F 15/ 16( . )
G06F 9/ 52( . )
G06F 13/ 36( . )
G06F 9/ 46( . )
G06F 13/ 18( . )
G06F 15/ 177( . )
(86) International application number:
PCT/US1988/004418
(87) International publication number:
WO 1989/006011 (29.06.1989 Gazette 1989/14)
(84) Designated Contracting States:
DE FR GB

(30) Priority: 18.12.1987 US 19870134771

(71) Applicant: DIGITAL EQUIPMENT CORPORATION
Maynard, Massachusetts 01754 (US)

(72) Inventor:
  • NIELSEN, Michael, J., K.
    Palo Alto, CA 94306 (US)

(74) Representative: Goodman, Christopher, et al 
Eric Potter & Clarkson St. Mary's Court St. Mary's Gate
Nottingham NG1 1LE
Nottingham NG1 1LE (GB)

   


(54) MANAGING INTERLOCKING