Index:Patent for an Electrically-Operated Voting Apparatus US1393074.pdf

TitlePatent for an Electrically-Operated Voting Apparatus US1393074
AuthorAaron C. Bocher
Year1921
PublisherUNITED STATES PATENT OFFICE
LocationWASHINGTON, DISTRICT OF COLUMBIA
Sourcepdf
ProgressTo be proofread
TransclusionIndex not transcluded or unreviewed
Pages (key to Page Status)
(1) (2) 1 2 3
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