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| Patents for Channellock | |||||
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| Number | Date | Patentee | Title | Type | |
| 2,531,285 | Nov. 21, 1950 | E.L. Manspeaker | Wrench With Self-Adjusting Jaws | locking pliers | |
| 2,576,286 | Nov. 27, 1951 | M. Eisenberg | Quick Release Attachment For Vise Grip Pliers | locking pliers | |
| 2,997,903 | Aug. 29, 1961 | F. Rommel, R. Rommel | Pliers With Self-Adjusting Toggle Means | locking pliers | |