US Patent: 416,500
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Pipe Wrench
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Patentee:
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Richard J. Robbins (exact or similar names) - Suspension Bridge, NY |
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Patent Dates:
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Applied: |
Jul. 17, 1889 |
Granted: |
Dec. 03, 1889 |
Patent Pictures:
[
1 | 2
]
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Richard J. Robbins patent December 3, 1889 |
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Stan Schulz GRAHAM PATENT VISE WRENCH (FLICKR)
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Description: |
Suspension Bridge, NY is now the northern part of Niagara Falls, NY. Made in 14", 22", 36" & 48" lengths to fit pipe from 1/2" to 6".
An 1890 advertisement (see 2nd image) lists the maker as Graham, Bailey & Co., and announcements in 1890 AGE OF STEEL note Graham, Bailey & Co. succeeded the Graham Vise Wrench Co. Known examples have markings reflecting both makers.
CA-33192 and GB-188919421 are corresponding Canadian and British patents, respectively. |
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