G09B 27 - Planetaria; Globes

Patents for G09B 27 - Planetaria; Globes (1,718)
02/1979
02/27/1979	US4141157 Portable teaching device representing the sky with the stars
02/27/1979	US4141156 Globe lamp with circumnavigating aircraft
10/1978
10/03/1978	US4117608 Astrological device
07/1978
07/25/1978	US4102121 Three dimensional time piece
06/1978
06/27/1978	US4096646 Device for identifying and locating a star in the heavens
04/1978
04/11/1978	US4083122 World globe which can be assembled or disassembled
04/11/1978	US4083121 Universal planisphere, sight reduction finder and identifier, guidance and computer system
11/1977
11/08/1977	US4057323 Projection screen
10/1977
10/04/1977	US4051607 Celestial display device
09/1977
09/06/1977	US4045885 Planetarium with star identifying means
07/1977
07/12/1977	US4034488 Apparatus for demonstrating the travel of heavenly bodies
05/1977
05/03/1977	US4020568 Planetarium moon projector
12/1976
12/21/1976	US3997980 Globe and measuring device
12/14/1976	US3996676 Stelladisk
11/1976
11/23/1976	US3992841 Panel construction and projection screen constructed from such panels
11/23/1976	US3992787 Astrological comparison apparatus and daily astrology wheel
08/1976
08/17/1976	US3974577 Method and apparatus for the rotation of a spherical object around a virtual axis passing through its center
01/1976
01/27/1976	US3934358 Drive apparatus for independently changing the phase of the moon for planetarium