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Patent drawing - Paul Patent 2939952 Fig5 - . Public domain image

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Summary

Figure 5 from "Apparatus For Separating Charged Particles Of Different Specific Charges" Patent number: 2939952; Filing date: Dec 21, 1954; Issue date: Jun 1960; Inventor: Paul et al.

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01/06/1960
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USPTO
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http://uspto.gov/
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patents patent drawings us patent office chemistry images that should use vector graphics mass spectrometry diagrams paul traps quadrupole mass analyzer united states patent drawings inventions