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US Patent: 881,009
Make and Break Igniter for Explosive Engines
Patentee:
Robert H. Koenig (exact or similar names) - Camden, Camden County, NJ

USPTO Classifications:
123/155, 24/129B

Tool Categories:
propulsion and energy : internal combustion engines : ignition systems

Assignees:
Nicholas A. Petry - Philadelphia, PA

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Jan. 29, 1907
Granted: Mar. 03, 1908

Patent Pictures:
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