Priority date (The priority date 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 date listed.)
Publication date
Publication of BE498814ApublicationCriticalpatent/BE498814A/xx
B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
B05B1/02—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to produce a jet, spray, or other discharge of particular shape or nature, e.g. in single drops, or having an outlet of particular shape
H—ELECTRICITY
H04—ELECTRIC COMMUNICATION TECHNIQUE
H04B—TRANSMISSION
H04B17/00—Monitoring; Testing
H04B17/40—Monitoring; Testing of relay systems
H—ELECTRICITY
H04—ELECTRIC COMMUNICATION TECHNIQUE
H04B—TRANSMISSION
H04B17/00—Monitoring; Testing
H04B17/40—Monitoring; Testing of relay systems
H04B17/401—Monitoring; Testing of relay systems with selective localization
H04B17/402—Monitoring; Testing of relay systems with selective localization using different frequencies
H04B17/404—Monitoring; Testing of relay systems with selective localization using different frequencies selected by local filters
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Engineering & Computer Science
(AREA)
Computer Networks & Wireless Communication
(AREA)
Signal Processing
(AREA)
Physics & Mathematics
(AREA)
Electromagnetism
(AREA)
Monitoring And Testing Of Transmission In General
(AREA)