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| Patents for Mechanical Specialties Company | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 1,051,921 | Feb. 04, 1913 | J.A. Schlehr | Tool | |
 | 1,075,945 | Oct. 14, 1913 | J.A. Schlehr | Wrench | |
 | 1,161,777 | Nov. 23, 1915 | J. La Rock | Pipe Wrench | |