The Delative case reference article from the English Wikipedia on 24-Jul-2004
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Delative case

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Language cases
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Abessive case
Ablative case
Absolutive case
Accusative case
Adessive case
Allative case
Comitative case
Dative case
Dedative case
Elative case
Ergative case
Essive case
Genitive case
Illative case
Inessive case
Instrumental case
Locative case
Nominative case
Oblique case
Partitive case
Possessive case
Postpositional case
Prepositional case
Prolative case
Terminative case
Translative case
Vocative case
Declension
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This case in Hungarian language can originally express the movement from the surface of something (eg. "off the table"), but it is used in several other meanings (eg. "about people"), some of them related to the original (eg. "from the post office").