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UID:338cb5f8-5412-442e-b67a-0bf7fdfb1663
X-WR-CALDESC:30 September 1924: Edward Hebern received a patent for an elec
 tric coding machine\, the first U.S. cipher machine to use a rotor. \n\nUn
 fortunately for Mr. Hebern\, both William Friedman and Agnes Myer Driscoll
  were able to solve messages encrypted on it\, so the U.S. Army and the U.
 S. Navy never used his rotor-based machine.
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UID:1c4c64e5-4edd-4b57-a5d9-5cfd241d2041
DTSTAMP:20260424T125236Z
DESCRIPTION:30 September 1924: Edward Hebern received a patent for an elect
 ric coding machine\, the first U.S. cipher machine to use a rotor. \n\nUnf
 ortunately for Mr. Hebern\, both William Friedman and Agnes Myer Driscoll 
 were able to solve messages encrypted on it\, so the U.S. Army and the U.S
 . Navy never used his rotor-based machine.
DTSTART;TZID=America/New_York:20260930T000000
DTEND;TZID=America/New_York:20260930T235900
LOCATION:
SUMMARY:1924: Edward Hebern Received Patent
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