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| Patents for Leader Specialty Co., Inc. | |||||
| Picture | Number | Date | Patentee | Title | |
![]() | 1,501,889 | Jul. 15, 1924 | C.J. Mick | Internal Pipe Wrench | |
![]() | CA-241,731 | Jul. 22, 1924 | C.J. Mick | Internal Pipe Wrench | |