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John Threlfall
Volcano, HI
US
3 patents
4 Patents
US12402743
2025
Coffee Filter Holder
0 cites
US12196363
2025
Rail with Flexible Snap-on Attachments
0 cites
US11813223
2023
External Structural Brace Apparatus
0 cites
US11607361
2023
External Structural Brace Apparatus
0 cites