Richard E. Kronmiller

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Bloomington, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Self-propelled vacuum cleaner
- Patent number 4,249,281
- Issue date Feb 10, 1981
- National Union Electric Corporation
- Robert B. Meyer
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...