Patent classifications
Y
GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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Y10
TECHNICAL SUBJECTS COVERED BY FORMER USPC
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Y10T
TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
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Y10T137/206
Flow affected by fluid contact, energy field or coanda effect [e.g., pure fluid device or system]
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Y10T137/218
Means to regulate or vary operation of device
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Y10T137/2191
By non-fluid energy field affecting input [e.g., transducer]
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