4. G - Physics
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Ralph E. Marrs

G - Physics – 06 – K

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Acoustic energy systems

G - Physics – 11 – B
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Character recognition scanning apparatus

G - Physics – 06 – K
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Magnetic holding and aligning device

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Acoustic energy systems

G - Physics – 11 – B
Patent

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Profile ID: LFCA-PAI-P-400605

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