| Application number | Title of the application | Filing Date | Status |
|---|
| 07/197692 | APPARATUS FOR HEAT TREATMENT OF A SUBSTRATE | May 22, 1988 | Abandoned |
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| 07/193876 | MATERIAL HEATING OVEN | May 12, 1988 | Abandoned |
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| 07/188869 | SHEET MEANDERING MOVEMENT PREVENTING METHOD | May 1, 1988 | Abandoned |
| 07/188238 | HIGH PURITY DIFFUSION FURNACE COMPONENTS | Apr 28, 1988 | Abandoned |
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| 07/176488 | METHOD AND APPARATUS FOR GAS LANCING | Mar 31, 1988 | Abandoned |