US PATENT SUBCLASS 24 / 97
.~ Hinged leaf

Current as of: June, 1999
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24 /   HD   BUCKLES, BUTTONS, CLASPS, ETC.

90.1  DF  BUTTON WITH FASTENER {26}
97.~ Hinged leaf {3}
98  DF  .~.~> Axially rotating
99  DF  .~.~> Double
100  DF  .~.~> Sliding

DEFINITION

Classification: 24/97

(under subclass 90.1) Devices where the button is of the type in which movable leaves permit the easy insertion of the button in the buttonhole, after which the leaves prevent the withdrawal of the button.

SEE OR SEARCH THIS CLASS, SUBCLASS:

609+, for separable-fastener* projection having pivotally connected components.