Drilldown: Patents

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Patents > Number of text pages: 8-12 & Number of figures: 12-16

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None (2) · John Edward McWorter (2) · De Bert Hartley (2)
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None (3) · John Edward McWorter (2) · De Bert Hartley (2)
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Showing below up to 41 results in range #1 to #41.

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