Lloyd D. Fortman

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Minneapolis, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Dual downforce mechanism for a cleaning head of a surface condition...
- Patent number 6,618,888
- Issue date Sep 16, 2003
- Tennant Company
- Daniel L. Joynt
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Grant
Sweeper with precleaner and/or demister
- Patent number 4,557,739
- Issue date Dec 10, 1985
- Tennant Company
- Lloyd D. Fortman
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES

Patents Applicationslast 30 patents

Information Patent Application
Dual downforce mechanism for a cleaning head of a surface condition...
- Publication number 20030000549
- Publication date Jan 2, 2003
- Daniel L. Joynt
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...