Donovan J. Allen

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Taylors, SC, US

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Patents Grantslast 30 patents

Information Patent Grant
Enhanced rising device with circular array of orifices
- Patent number 5,297,739
- Issue date Mar 29, 1994
- Torus Corporation
- Donovan J. Allen
- B44 - DECORATIVE ARTS
Information Patent Grant
Pivotal colsure
- Patent number 5,079,806
- Issue date Jan 14, 1992
- Lasso L.P.
- Donovan J. Allen
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL