US PATENT SUBCLASS 235 / 116
.~ Concentric disk
Current as of: June, 1999
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DEFINITION
Classification: 235/116
(under subclass 115) Registers whose counting devices comprise a plurality of disks numbered upon their faces and mounted on a base, said disks being placed concentrically upon the shaft or axis.
SEE OR SEARCH THIS CLASS, SUBCLASS:
41, and 78, for other concentric disk devices.
