US PATENT SUBCLASS 160 / 178.2
.~.~.~ Cord lock

Current as of: June, 1999
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160 /   HD   FLEXIBLE OR PORTABLE CLOSURE, PARTITION, OR PANEL

130  DF  PLURAL STRIP, SLAT, OR PANEL TYPE {11}
166.1  DF  .~ Venetian blind type {4}
178.1  DF  .~.~ Subcombination or structure thereof {2}
178.2.~.~.~ Cord lock

DEFINITION

Classification: 160/178.2

Cord lock:

(under subclass 178.1) Subcombination or structure relating to means for locking the lift cord operating the accumulation means of a cord operated venetian blind unit so as to hold the slats at a selected elevation.