4. H - Electricity
  5. 05
  6. B

Rollei Of America

H - Electricity – 05 – B

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Correct exposure annunciator circuit

H - Electricity – 05 – B
Patent

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Extended range correct exposure annunciator

H - Electricity – 05 – B
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Light sensing transmitter for a remote photographic flash...

G - Physics – 03 – B
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Profile ID: LFCA-PAI-P-551621

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