| 摘要 |
A quick reference guide in the form of a combination keychain and pocket-sized informational fandeck for easy and convenient carrying on a user's person. The fandeck with dimensions of approximately ¾-1¼ inches by 2-2½ inches by 0.08 to 0.12 inches is constructed of approximately 5 coated cardboard or plastic cards stacked on top of each other. Each card has a corresponding through-bore at one end. The cards are bound together at the through-bore by a single grommet and are rotateable about the grommet. Each card is printed or engraved with text, illustrations, logos, promotional matter or the like. A single key ring is attached to the grommet.
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