DD81875A - - Google Patents

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Publication number
DD81875A
DD81875A DD81875DA DD81875A DD 81875 A DD81875 A DD 81875A DD 81875D A DD81875D A DD 81875DA DD 81875 A DD81875 A DD 81875A
Authority
DD
German Democratic Republic
Application number
Publication of DD81875A publication Critical patent/DD81875A/xx

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DD81875D DD81875A (zh)

Publications (1)

Publication Number Publication Date
DD81875A true DD81875A (zh)

Family

ID=268062

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DD81875D DD81875A (zh)

Country Status (1)

Country Link
DD (1) DD81875A (zh)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2755723A1 (de) * 1977-01-20 1978-07-27 Chausson Usines Sa Vorrichtung zum zurueckhalten von stoergliedern innerhalb von waermeaustauscherrohren
DE9405062U1 (de) * 1994-03-24 1994-05-26 Hoval Interliz Ag, Vaduz-Neugut Wärmetauscherrohr für Heizkessel

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2755723A1 (de) * 1977-01-20 1978-07-27 Chausson Usines Sa Vorrichtung zum zurueckhalten von stoergliedern innerhalb von waermeaustauscherrohren
DE9405062U1 (de) * 1994-03-24 1994-05-26 Hoval Interliz Ag, Vaduz-Neugut Wärmetauscherrohr für Heizkessel

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