Patent Document ID: 4811974
Application ID: 07105521

Base Claim:
1. A method of indexing a dictionary and an indexing system thereof comprising the steps of: dividing the fore edge of a dictionary into a plurality of indexing areas with a predetermined space for each area; diagonally marking the twenty-six English letters in alphabetical order on the fore edge of an upper indexing area of said indexing areas according to the pages covering entries that have the same first letter similar to the one marked on their fore edges and at a location intersected by the coordinates thereof; marking the five English vowels A, E, I, O and U on the fore edge of a lower indexing area of said indexing areas and at the locations longitudinally corresponding to the same vowel letters marked in said upper indexing area thereof; designating a plurality of labelling means for respectively denoting the second letter of each entry covered by a region marked on the fore edge with the letter of the alphabet; separately labelling said labelling means on the fore edge of said upper indexing area and at each region covering entries that have the same second letter in (vowel) both vowel and consonant, and on the fore edge of said lower indexing area at the region covering entries that have the same second letter in (consonant) vowel; and respectively labelling a same one of said labelling means in said indexing areas to separately represent the third letters of those entries whose first and second letters appear in more pages therein; so that, by referring to the marking of letters and said labelling means, any entry that is sought can be quickly and accurately located therewith.

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Claim 2:
2. A method of indexing a dictionary and an indexing system thereof according to claim 1 wherein said labelling means comprise six symbols, including , , , , , and .