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GB Patent: GB-189,414,557
Improvements in ball-bearings
Patentee:
Robert Frederick Hall (exact or similar names) - Birmingham, England

USPTO Classifications:

Tool Categories:
industrial machines : industrial machine mechanisms : industrial machine bearings
transportation : bicycles and tricycles
household : bicycles and tricycles

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Jul. 26, 1894
Granted: Jun. 01, 1895

Patent Pictures:
Espacenet patent
Report data errors or omissions to steward Jeff Joslin
Description:
The inventor was managing director of the Cycle Components Mfg. Company Limited.

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