Abstract: A plurality of lamps electrically connected together have different decorative patterns on the surfaces of the lamp bulbs so that when the bulbs are sequentially lit, a story is progressively and visually displayed.

Abstract: A lamp string holding container includes a bottom having four side panels to define a container in which inverted V-shaped ridges are provided with a plurality of lamp retaining holes spaced along the ridges to each receive therein a lamp. The container is made of a single sheet of paperboard by cutting and folding the paper blank.

Abstract: A bulb socket structure includes a socket housing to receive therein a bulb, first and second electrically-conductive members which are located within a channel formed on the socket housing to have sharpened tips thereof piercing into and forming electrical connections to a power cord extending through the channel, the first member having a U-shaped portion received within a first hole formed on the socket to be substantially centrally-located within the socket housing and the second member having an inner end inserted into a second, eccentric hole of the socket housing to partially extend into the socket housing, a support member formed inside the socket housing to hold the second member for preventing the second member from being deformed by the insertion of the bulb to short-circuit with the hot plate, and an end cap or cover releasably mounted to the socket housing to cover and confine the first and second electrically-conductive members and the power cord between the socket housing and the cover so that