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US Patent: 454,093
Rod Packing
Patentees:
Sivert Udstad (exact or similar names) - Aurora, Kane County, IL
Rafael Ryan (exact or similar names) - Aurora, Kane County, IL

USPTO Classifications:
277/530

Tool Categories:
propulsion and energy : steam engines : steam engine packing

Assignees:
None

Manufacturer:
S. Udstad - Aurora, Kane County, IL

Witnesses:
E. T. Prindle
J. C. Beede
Jonathan B. Culey
Y. M. Copenhaver
Patent Dates:
Applied: Nov. 20, 1890
Granted: Jun. 16, 1891

Patent Pictures: [ 1 | 2 ]
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