Albert L Nathanson Deceased152 Conifer Cir, Calabasas, CA 91377

5249806, Oct 5, 1993

Sep 8, 1992

7/941881

Albert Nathanson - Agoura Hills CA

A63F 300

273238

A game which is to simulate a mine field which has a game board assembly constructed of a lower game board and an upper game board with an open playing area located therebetween. Within the open playing area on the lower game board of the game board assembly is to be locatable one or more first playing members at various first playing piece locations. Each first playing member includes an annunciator. A second playing member is to be locatable at any one of a multitude of second playing piece locations on the upper game board. The second playing members are to be moved across the upper game board and if a second playing member becomes in direct vertical alignment with the first playing member, the annunciator for that first playing member is activated.

3937947, Feb 10, 1976

Aug 12, 1974

5/496460

Albert Nathanson - Flushing NY

F21S 112
F21P 300

240 101

A new design lamps in which two lamp bulbs are contained, and either only one or both lamps can be turned on, as wished; the lamp including a novel switch consisting of a pair of circular disks mounted on a rotatable cylinder from opposite ends of which the two lamp bulbs protrude, and each disk has radial extending contacts for selectively engaging a pair of stationary contacts on a base of the lamp housing.

3998002, Dec 21, 1976

Jan 29, 1975

5/544949

Albert Nathanson - Little Neck NY

A63H 3310

46 17

A novel clamping device which is particularly adaptable for grasping flat members such as panels, and which accordingly is ideal as a component in a child's construction toy or which may be used in the erection of an actual wall or partition of a housing or building; the clamping device consisting of one or more sets of clips integrally formed together and with a sleeve slidable onto a peg or post.