US PATENT SUBCLASS 116 / 69
.~ Rain

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

67 R  DF  ALARMS {15}
69.~ Rain

DEFINITION

Classification: 116/69

(under subclass 67) Alarms operated by the fall of rain.

SEE OR SEARCH CLASS

73, Measuring and Testing,

170.01+, for a meteorological method or apparatus combined with an apparatus for measuring fluid flow direction and subclass 170.17 for a method or apparatus for measuring rain.