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| Patents for Zachry Brierley | |||||
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| Number | Date | Patentee | Title | Type | |
| GB-1,309,893 | Mar. 14, 1973 | Z. Brierley | Shredder | ||
| GB-1,315,320 | May 02, 1973 | Z. Brierley | Shredder | ||
| GB-1,428,133 | Mar. 17, 1976 | Z. Brierley | Shredder for sheet material | ||
| GB-1,552,269 | Sep. 12, 1979 | Z. Brierley | Shredder | ||
| EP-163,469 | Aug. 26, 1987 | Z. Brierley | Drill point grinding machine | drill grinders | |
| AU-105,851 | Nov. 02, 1989 | Z. Brierley | Document shredder | ||
| GB-2,206,301 | Apr. 03, 1991 | Z. Brierley | Drill grinding machines | drill grinders | |