US PATENT SUBCLASS 358 / 491
.~.~.~.~.~ Internal scan

Current as of: June, 1999
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358 /   HD   FACSIMILE AND STATIC PRESENTATION PROCESSING

400  DF  FACSIMILE {17}
471  DF  .~ Picture signal generator {3}
474  DF  .~.~ Scanning {15}
489  DF  .~.~.~ Helical scanning pattern {2}
490  DF  .~.~.~.~ Transparent drum {1}
491.~.~.~.~.~ Internal scan

DEFINITION

Classification: 358/491

Internal scan:

(under subclass 490) Subject matter wherein the scanning is performed from within the cylindrical shaped surface.