RIBBED FLAT METAL OR PLASTIC PIPE AND HEAT EXCHANGER MADE OF THE SAME AS WELL AS METHOD OF PRODUCING THE RIBBED PIPE
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Main Author | |
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Format | Patent |
Language | English |
Published |
28.12.1994
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Edition | 5 |
Subjects | |
Online Access | Get full text |
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Bibliography: | Application Number: HU19930000351 |
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