𝔖 Bobbio Scriptorium
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Supersonic horn (Circular pipe secured to leading end of longitudinal vibration horn): Kaijo Denki kk , Japanese patent JPC 19470/69 (22 August 1969) (applied for 23 January 1967) (1891)


Publisher
Elsevier Science
Year
1970
Tongue
English
Weight
131 KB
Volume
8
Category
Article
ISSN
0041-624X

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