4. Communications: electrical
  5. Condition responsive indicating system
  6. Specific condition

Alvin Krass

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Motor skills tester

Communications: electrical – Condition responsive indicating system – Specific condition
Patent

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Neurological testing apparatus

Surgery – Diagnostic testing
Reexamination Certificate

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Neurological testing apparatus

Surgery – Diagnostic testing
Reexamination Certificate

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Portable, disposable warning device for detecting urine-wet unde

Communications: electrical – Condition responsive indicating system – Specific condition
Patent

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Psychological testing apparatus

Patent

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Profile ID: LFUS-PAI-P-841528

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