US PATENT SUBCLASS 33 / 232
.~ Marine or aircraft ground speed indicator


Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use



33 /   HD   GEOMETRICAL INSTRUMENTS

227  DF  STRAIGHT-LINE LIGHT RAY TYPE {20}
232.~ Marine or aircraft ground speed indicator


DEFINITION

Classification: 33/232

(under subclass 227) Device for use with an aerial or marine craft for measuring and indicating the velocity of the moving craft with respect to the ground or a fixed object.

SEE OR SEARCH THIS CLASS, SUBCLASS:

231, for an aircraft ground speed indicator combined with an aerial bomb sight.

SEE OR SEARCH CLASS

73, Measuring and Testing,

488+, for a device there provided responsive to a speed condition.