Original Assignee Sonobond Corp Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.) Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Expired - Lifetime Application number US783424A Inventor Jones James Byron William C Potthoff Current Assignee (The listed assignees may be inaccurate. Google Patents Sandwich construction incorporating discrete metal core elements and method of fabrication thereofĭownload PDF Info Publication number US3071216A US3071216A US783424A US78342458A US3071216A US 3071216 A US3071216 A US 3071216A US 783424 A US783424 A US 783424A US 78342458 A US78342458 A US 78342458A US 3071216 A US3071216 A US 3071216A Authority US United States Prior art keywords spacer skin sandwich skins metal Prior art date Legal status (The legal status is an assumption and is not a legal conclusion. Google Patents US3071216A - Sandwich construction incorporating discrete metal core elements and method of fabrication thereof
US3071216A - Sandwich construction incorporating discrete metal core elements and method of fabrication thereof
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