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Lawrence I. Richards
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Elk Grove Village, IL, US
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last 30 patents
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Patent Grant
Bi-elevational platform lift
Patent number
4,221,280
Issue date
Sep 9, 1980
Advance Lifts, Incorporated
Lawrence I. Richards
B66 - HOISTING LIFTING HAULING
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Patent Grant
Collapsible safety guard for platform lift
Patent number
4,091,906
Issue date
May 30, 1978
Advance Lifts, Incorporated
David E. Clarke
B66 - HOISTING LIFTING HAULING