US PATENT SUBCLASS 116 / 156
.~.~.~ Multiple

Current as of: June, 1999
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116 /   HD   SIGNALS AND INDICATORS

148  DF  BELLS {10}
152  DF  .~ Gong type {4}
155  DF  .~.~ Pivoted striker {4}
156.~.~.~ Multiple

DEFINITION

Classification: 116/156

(under subclass 155) Bells in which two or more separate striking-faces are provided for the hammer.