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Earl H. Oliver
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Minneapolis, MN, US
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last 30 patents
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Patent Grant
Visual and audible activated work and method of forming same
Patent number
4,703,573
Issue date
Nov 3, 1987
John W. Montgomery
B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
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Patent Grant
Activated work and method of forming same
Patent number
4,656,469
Issue date
Apr 7, 1987
Earl H. Oliver
B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER