Ruler and method of use

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United States of America Patent

PATENT NO 8438744
SERIAL NO

13065987

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Importance

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Abstract

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A ruler includes a base which has a plurality of one-inch wide measurement stations which include numerical indicia. The numerical indicia can be selectively exposed or covered by an associated pivoting flap. When a measurement is made, the appropriate flap is opened so the numerical indicia can be utilized in making a measurement. The numerical indicia can include both fractional numbers and decimal numbers.

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Patent Owner(s)

Patent OwnerAddress
MANN KYNAN WNot Provided

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Mann, Kynan W Altadena, US 1 3

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