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US Patent: 126,183
Improvement in couplings for shaftings
Patentee:
John Charlton - Philadelphia, PA

USPTO Classifications:
403/309

Tool Categories:
industrial machines : industrial machine mechanisms : industrial machine shaft couplings

Assignees:
None

Manufacturer:
W. P. Bartley & Co. - Montreal, QC Canada

Witnesses:
August Brehmer
Henry R. Heyl

Patent Dates:
Granted: Apr. 30, 1872

Patent Pictures:
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Description:
An 1876 ad for W. P. Bartley & Co.'s St. Lawrence Engine Works mentions their Charlton patent couplings.

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