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| Patents for Henry J. Haznar | |||||
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| Number | Date | Patentee | Title | Type | |
| 3,467,231 | Sep. 16, 1969 | H.J. Haznar | Pawl Reversing Mechanism For Ratchet Wrenches | ratchet wrenches | |
| 3,532,013 | Oct. 06, 1970 | H.J. Haznar | Quick Release Mechanism For Fine Tooth Ratchet Wrenches | ratchet wrenches | |