Duncan M. Toll

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Wilton, CT, US

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Patents Grantslast 30 patents

Information Patent Grant
Package with multiple chambers and valves
- Patent number 6,398,077
- Issue date Jun 4, 2002
- Seaquist Closures Foreign, Inc.
- Richard A. Gross
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Gravity dispenser with improved shut-off feature
- Patent number 5,775,550
- Issue date Jul 7, 1998
- Duncan M. Toll
- B67 - OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS LIQUID...
Information Patent Grant
Helical insert for a carbonator and method of conducting carbonated...
- Patent number 5,037,584
- Issue date Aug 6, 1991
- Duncan M. Toll
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL