page_title: Henry Harrison Chase Dunwoody
hierarchical_section_title: Henry Harrison Chase Dunwoody
caption_attribution_description: English: Henry Harrison Chase Dunwoody
context_page_description: Known in his own time for his work with the Army's Weather Bureau, Henry Harrison Chase Dunwoody invented the carborundum radio detector in 1906. It was the first practical mineral radio wave detector and the first commercial semiconductor device.
context_section_description: Known in his own time for his work with the Army's Weather Bureau, Henry Harrison Chase Dunwoody invented the carborundum radio detector in 1906. It was the first practical mineral radio wave detector and the first commercial semiconductor device.
caption: Henry Harrison Chase Dunwoody
exif: {"Image Orientation": "Horizontal (normal)"}