Databases by Producer
Artikel der Kategorie "IFI/Plenum Data Corporation"
| IFICDB The IFI Comprehensive database |
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| IFICLS The IFI Reassignment and Reexamination database |
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| IFIPAT The IFI Patent database |
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| IFIREF The IFI Uniterm and U.S. Class Reference file |
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| IFIUDB The IFI Uniterm database |
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