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US Patent: 583,600
Means for Obviating Smell of Internal Combustion Engines
Patentee:
Gustav Langen (exact or similar names) - Philadelphia, PA

USPTO Classifications:
55/DIG.30, 60/310

Tool Categories:

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Jan. 14, 1896
Granted: Jun. 01, 1897

Patent Pictures:
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