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US Patent: 2,497,223
Orifice Cleaning Means
Patentee:
Walter S. Landon (exact or similar names) - Detroit, Wayne County, MI

USPTO Classifications:
137/245, 137/400, 137/416, 137/486, 251/121

Tool Categories:
specialty tools : pipe and orifice cleaners

Assignees:
Detroit Lubricator Co. - Detroit, Wayne County, MI

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Aug. 04, 1945
Granted: Feb. 14, 1950

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for Detroit Lubricator Co.

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