Research Papers in Physics and Astronomy


Date of this Version

March 1956


U.S. Patent Number: 2,737,594


This invention relates to an improved apparatus for use in the X-ray inspection of samples of grain or seeds to determine internal insect infestation and other internal physical anomalies. It particularly relates to a novel film cassette and sample holder which helps to produce a clear radiograph of the sample which is held in an orderly alignment, thereby permitting rapid visual inspection and analysis.

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