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| All Patents in class 249/173 | |||||
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| Picture | Number | Date | Patentee | Title | |
| 430,713 | Jun. 24, 1890 | W. Vanderman | Lead-joint runner | ||
| 810,276 | Jan. 16, 1906 | J.B. Hill | Mold for Drain or Sewer Pipes | ||
 | 960,604 | Jun. 07, 1910 | W. Vanderman | Lead joint-runner | |