Collection search - Inventions - Robert C. Coyner, Pasadena, California - Digging machine
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Record information – Brief Inventions - Robert C. Coyner, Pasadena, California - Digging machine
Hierarchical level:FileDate:1939Reference:RG24-C-1, Microfilm reel number: C-4997, File number: 80-C-194File no. (creator):80-C-194Type of material:Textual materialFound in:Archives / Collections and FondsItem ID number:1069714Context of this record: -
Record information – Details Date(s):1939Place of creation:No place, unknown, or undeterminedLanguage of material:UndeterminedFinding aid no.:Container note(s):Source:GovernmentFormer archival reference no.: -
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