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US Patent: 334,670
Anti-friction journal-bearing
Patentee:
Wayne Kratzer (exact or similar names) - Allentown, PA

USPTO Classifications:
384/515

Tool Categories:
industrial machines : industrial machine mechanisms : industrial machine bearings

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
O. E. Duffy
S. Brashears

Patent Dates:
Applied: Dec. 16, 1885
Granted: Jan. 19, 1886

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for Wayne Kratzer

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