Apparatus for measuring unknown time intervals by means not provided for in subclass 817 to subclass 844 [g04f 13/00] > Using optical means [g04f 13/02] > Patents

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Class Information
Number: 968/852
Name: Horology > Apparatus for measuring unknown time intervals by means not provided for in subclass 817 to subclass 844 [g04f 13/00] > Using optical means [g04f 13/02]
Description:

Sub-classes under this class:

Class Number	Class Name	Patents
968/854	Measuring duration of ultrashort light pulses, e.g., in the picosecond range, etc; particular detecting devices therefor (nonlinear optics g02f 1/35; monitoring arrangements for lasers in general h01s 3/00d; photometry, radiation pyrometry g01j 1/00, 5/00) [g04f 13/02c]	15
968/853	Using cathode-ray oscilloscopes (circuits for inserting reference time markers for cathode-ray oscilloscopes g01r 13/30b) [g04f 13/02b]	4

Patents under this class:

Patent Number	Title Of Patent	Date Issued
4855968	Time interval measurement system for analog oscilloscope	Aug. 8, 1989
4743971	Apparatus for timing sporting events	May. 10, 1988
4742577	Device and method for signal transmission and optical communications	May. 3, 1988
4523204	Method and apparatus for timing races	Jun. 11, 1985
4064540	Time registration arrangement provided with a television camera	Dec. 20, 1977