Category:Charles R. Underhill

**Charles R. Underhill**
	patent holder
	Upload media
	Wikisource
Date of birth	1877
Date of death	1947
Country of citizenship	United States of America;
Occupation	inventor; writer;
Authority file
	Q73423551; ISNI: 0000000031624909, 0000000092418148; VIAF ID: 58283585, 119162664558855002893
	Reasonator; Scholia; Wikidocumentaries; PetScan; statistics; WikiMap; Locator tool; KML file; Search depicted;

Subcategories

This category has the following 4 subcategories, out of 4 total.

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