Legal status (The legal status 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 status listed.)
G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
G04B19/00—Indicating the time by visual means
G04B19/26—Clocks or watches with indicators for tides, for the phases of the moon, or the like
G04B19/264—Clocks or watches with indicators for tides, for the phases of the moon, or the like with indicators for biological cycles
A—HUMAN NECESSITIES
A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
A61B10/00—Instruments for taking body samples for diagnostic purposes; Other methods or instruments for diagnosis, e.g. for vaccination diagnosis, sex determination or ovulation-period determination; Throat striking implements
A61B10/0012—Ovulation-period determination
A—HUMAN NECESSITIES
A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
A61B10/00—Instruments for taking body samples for diagnostic purposes; Other methods or instruments for diagnosis, e.g. for vaccination diagnosis, sex determination or ovulation-period determination; Throat striking implements
A61B2010/009—Various features of diagnostic instruments
A61B2010/0093—Various features of diagnostic instruments slide rules