Heintz, Ralph Morrell, 1892-1980,

Dates:
Birth 1892
Death 1980

Biographical notes:

not available for this record

Links to collections

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Subjects:

  • Electronic industries
  • Inventors
  • Radio
  • Vacuum-tube circuits
  • World War, 1939-1945

Occupations:

not available for this record

Places:

  • California--San Francisco Bay Area (as recorded)