US PATENT SUBCLASS 968 / 973
.~.~ Acting at a number of different times [G04G 13/02C]
Current as of:
June, 1999
Click
HD
for Main Headings
Click for
All Classes
Internet Version by
PATENTEC
© 1999
Terms of Use
968 /
HD
HOROLOGY
968
DD
PRODUCING ACOUSTIC TIME SIGNALS [G04G 13/00]
{1}
969
DD
.~ At preselected times, e.g., alarm clocks, etc. [G04G 13/02] {4}
973
.~.~ Acting at a number of different times [G04G 13/02C]
