Registers – Systems controlled by data bearing records
Reexamination Certificate
2006-10-24
2006-10-24
Frech, Karl D. (Department: 2876)
Registers
Systems controlled by data bearing records
C235S0610PK
Reexamination Certificate
active
07124933
ABSTRACT:
An electronic calculator apparatus converts between bushel measures of a selected crop product and weight measures of the selected crop product. The apparatus comprises a microprocessor and a keyboard comprising a numerical portion, a crop product portion, and a conversion portion operative to transmit to the microprocessor respective numerical, crop product, and conversion data inputs selected by a user. The microprocessor is programmed with known arithmetical relationships between bushel measures of selected crop products and corresponding weight measures of the selected crop products and is operative to receive the numerical, crop product, and conversion data inputs and to provide a data output corresponding to a desired conversion between bushel measures and weight measures. A display is coupled to the microprocessor and is operative to display the data inputs and data output to a user.
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patent: 5371694 (1994-12-01), Kawawaki et al.
patent: D406271 (1999-03-01), Henriksen
patent: 2004/0258807 (2004-12-01), Pape et al.
Castellano Malm Ferrario & Buck PLLC
Frech Karl D.
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