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GB Patent: GB-189,807,802
Improved appliance for opening and closing skylight sashes
Patentee:
David Weir (exact or similar names) - Hartford, CT

USPTO Classifications:

Tool Categories:
household : door and window hardware

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Apr. 01, 1898
Granted: May 14, 1898

Patent Pictures:
Espacenet patent
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