| 摘要 |
Process for producing workpieces from thin, unformable sheets of material of metal or plastic firmly bonded to one another in a multilayered form at individual, predetermined points, the interspaces between the bonding points of the sheets of material being made to bulge, at least from one of the two outersides, by a process suitable specifically for the material concerned. |
| 申请人 |
KOPP, REINER, PROF. DR.-ING., 5100 AACHEN, DE |
发明人 |
KOPP, REINER, PROF. DR.-ING., 5100 AACHEN, DE;HARTMANN, BERND, DIPL.-ING., 5100 AACHEN, DE |
