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| Patents Granted on 1922-03-28 | |||||
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| Number | Date | Patentee | Title | Type | |
| 1,410,714 | Mar. 28, 1922 | A.G. Ostermann | Tool Holder | lathe tool holders and tool posts | |
| 1,410,816 | Mar. 28, 1922 | W.M. Lawrence | Spark Plug Wrench | screw adjust wrenches | |
| 1,410,993 | Mar. 28, 1922 | A.B. Carill | Chain Pipe Wrench | chain and strap wrenches | |
| 1,411,017 | Mar. 28, 1922 | . | Handsaw Attachment | ||
| 1,411,025 | Mar. 28, 1922 | F.G. Hobart, C.B. Jahnke | Oil Engine Feeding Device | fuel injection apparatus | |