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| Patents for Crogan Manufacturing Co | |||||
| Number | Date | Patentee | Title | Type | |
| 1,216,418 | Feb. 20, 1917 | C.W. Crogan | Tape measure | tape measures | |
| 1,233,034 | Jul. 10, 1917 | C.W. Crogan | Tape measure | tape measures | |
| 1,491,437 | Apr. 22, 1924 | J.T. Taylor | Tapeline case guard | tape measures | |