US PATENT SUBCLASS 235 / 66
.~ Cylinder and disk


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

Internet Version by PATENTEC © 1999      Terms of Use



235 /   HD   REGISTERS

61 R  DF  CALCULATORS {52}
66.~ Cylinder and disk


DEFINITION

Classification: 235/66

(under subclass 61) Subject matter comprising adding-machines having two parts, a cylinder and a disk, or a plurality of either.