Building units and construction elements – Prefabricated unit – Closure
Patent
1999-05-20
2000-05-16
Clark, Doris
Building units and construction elements
Prefabricated unit
Closure
2502
Patent
active
D04252071
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Sharpe Michael D.
Sharpe Steven A.
Weinrich, Jr. Joseph J.
Clark Doris
Litman Richard C.
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