Minnesota Mining and Manufacturing Company

Other

Andrew C Jackson

John Martin Farrar

Richard J Ellis

Christopher Miles Evans

Alan G Hulme-Lowe

Vivien L Bell

Mark R Buckingham

Paul A Jackson

Mark D Graham

An optical recording element comprising a substrate and as a recording medium a layer comprising a dye having a nucleus of general formula (I): ##STR1## wherein: each Y and Z is independently selected from the group consisting of hydrogen and --XR wherein X is selected from the group consisting of S, Se and Te and R represents an organic radical; with the proviso that one and only one of Y and Z on each phenyl ring must be other than H, and

Optical recording elements

A polymeric tetra-aryl polymethine dye of the general formula ##STR1## in which: A comprises a conjugated chain of carbon atoms having an equal number of double and single bonds,

Polymeric polymethine dyes and optical data storage media containing same

For supporting a drawer in a filing cabinet an inner runner runs on three sets of balls within an outer runner. The balls are supported by a cage. The three sets of balls are in a triangular disposition and the inner runner has lobes extending across the sides of the triangle between the balls and a stem which passes between the balls and emerges through a slot between edges of the outer channel-section runner.

Ball slide system

Growing community of inventors

Bishop's Stortford,, United Kingdom

Andrew C Jackson