4. G - Physics
  5. 01
  6. S

David R. Spencer

G - Physics – 01 – S

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Dual mode laser printer

H - Electricity – 04 – N
Patent

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Electrostatic recording method and apparatus

H - Electricity – 04 – N
Patent

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Frequency shift rate detector

G - Physics – 01 – S
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Frequency shift rate detector

G - Physics – 01 – S
Patent

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Stabilized 1,1,1-trichloroethane

C - Chemistry – Metallurgy – 07 – C
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Profile ID: LFCA-PAI-P-398567

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