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Title:
Automatic passageway
United States Patent 3386202
Inventors:
Crews, John B.
Edward, Dillingham
Kearl, James R.
Application Number:
US37245064A
Publication Date:
06/04/1968
Filing Date:
06/04/1964
Assignee:
CALCULATOR EQUIPMENT CORP
Primary Class:
Other Classes:
49/45, 49/264
International Classes:
G07F17/14
View Patent Images:
US Patent References:
3169329Turnstile1965-02-16
3150454N/A1964-09-29
3063179Vehicle parking area gate control system1962-11-13
2795875System and ticket dispenser for vehicle parking lot1957-06-18
1724932Passageway-control mechanism1929-08-20
1688709Passageway-control mechanism1928-10-23
1606782Passageway-control mechanism1926-11-16
0417141N/A1889-12-10
0220624N/A1879-10-14