Stock material or miscellaneous articles – Structurally defined web or sheet
428114, B32B 500
A sandwich construction is disclosed that provides alternating offset and jacent corrugated strips secured between upper and lower face sheets. The peaks of one strip are adjacent the troughs of an adjacent strip. The peaks and troughs can have flattened portions and the face sheets can be secured to said portions.
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Bechtel James B.
Carroll Chrisman D.
The United States of America as represented by the Secretary of
Tura James V.
Verona Susan E.
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