US Patent: 749,743 - Speed-indicator


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US Patent: 749,743

Speed-indicator

Patentee:

Thomas H. McQuown (exact or similar names) - Biggsville, IL

USPTO Classifications:

235/104, 377/23, 73/489, 73/491, 73/506

Tool Categories:

propulsion and energy : internal combustion engines : ignition systems

Assignees:

None

Manufacturer:

Atwater Kent Mfg. Works - Philadelphia, PA

Witnesses:

John Y. Whiteman

A. P. McHenry

Patent Dates:
Applied:	Sep. 26, 1902
Granted:	Jan. 19, 1904

Reissue Information:
Reissued as RE12,273 (Oct. 11, 1904)

Patent Pictures:

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Description:

This patent was reissued as two separate patents, one of which is for a "circuit opener and closer" as part of an engine ignition system. That reissued patent number is listed on the label of an Atwater Kent "Type F Unisparker" ignition system seen in an ad in the April 1912 issue of Automobile Trade Journal, page 42.