GB529840A - - Google Patents

Info

Publication number
GB529840A
GB529840A GB529840DA GB529840A GB 529840 A GB529840 A GB 529840A GB 529840D A GB529840D A GB 529840DA GB 529840 A GB529840 A GB 529840A
Authority
GB
United Kingdom
Prior art keywords
damper
register
closed
combustion
butterfly damper
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
Other languages
English (en)
Publication of GB529840A publication Critical patent/GB529840A/en
Active legal-status Critical Current

Links

GB529840D Active GB529840A (https=)

Publications (1)

Publication Number Publication Date
GB529840A true GB529840A (https=)

Family

ID=1748164

Family Applications (1)

Application Number Title Priority Date Filing Date
GB529840D Active GB529840A (https=)

Country Status (1)

Country Link
GB (1) GB529840A (https=)

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