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Library / Engineering & Technology / The Classification of Patents / Braille

The Classification of Patents ⠃⠗⠋ braille edition

Grade 2 — contracted English braille (EBAE-compatible subset). Translated on this server by our own braille engine (BRF — Braille Ready Format, Library of Congress fdd000551). View Grade 1 instead.

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112,315 braille cells · 118 embossed pages at 40×25 · 461 unrepresentable characters omitted

⠙⠑⠎⠻⠧⠬⠀⠎⠑⠏⠜⠁⠞⠑⠀⠀⠀⠀⠀⠀⠀⠗⠑⠉⠕⠛⠝⠊⠞⠊⠕⠝⠲⠀⠀⠀⠀⠀⠀⠀
⠼⠉⠓⠀⠀⠀⠀⠀⠀⠼⠛⠲⠀⠠⠉⠕⠝⠎⠊⠙⠻⠀⠱⠑⠮⠗⠀⠮⠀⠛⠗⠳⠏⠎⠀
⠉⠕⠇⠇⠑⠉⠞⠊⠧⠑⠇⠽⠀⠺⠀⠉⠕⠝⠌⠊⠞⠥⠞⠑⠀⠀⠀⠀⠀⠀⠀⠁⠀⠏⠗⠕⠏⠻⠀
⠉⠇⠁⠎⠎⠀⠯⠀⠸⠮⠀⠃⠑⠌⠀⠉⠕⠗⠗⠑⠇⠁⠞⠊⠕⠝⠲⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
⠼⠉⠓⠀⠀⠀⠀⠠⠏⠗⠕⠉⠫⠥⠗⠑⠀⠊⠝⠧⠕⠇⠧⠬⠀⠗⠊⠛⠕⠗⠳⠎⠀
⠁⠝⠁⠇⠽⠎⠊⠎⠤⠤⠀⠀⠀⠀⠀⠀⠼⠓⠲⠀⠠⠙⠊⠁⠛⠝⠕⠎⠑⠀⠑⠁⠡⠀⠏⠁⠞⠢⠞⠀
⠿⠀⠕⠗⠊⠛⠔⠁⠇⠀⠉⠇⠁⠎⠎⠊⠋⠊⠉⠁⠞⠊⠕⠝⠲⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠼⠉⠊⠀
⠼⠊⠲⠀⠠⠛⠗⠳⠏⠀⠯⠀⠉⠕⠝⠎⠊⠙⠻⠀⠮⠀⠙⠊⠎⠏⠕⠎⠊⠞⠊⠕⠝⠀⠷⠀
⠏⠁⠞⠢⠞⠎⠀⠙⠑⠑⠍⠫⠀⠀⠀⠀⠀⠀⠀⠿⠑⠊⠛⠝⠀⠞⠕⠀⠮⠀⠉⠇⠁⠎⠎⠲⠀⠀⠀⠀
⠼⠉⠊⠀⠀⠀⠀⠀⠀⠼⠁⠚⠤⠁⠑⠲⠀⠠⠉⠕⠝⠎⠊⠙⠻⠀⠯⠀⠊⠝⠙⠊⠉⠁⠞⠑⠀
⠉⠗⠕⠎⠎⠤⠗⠑⠋⠻⠢⠉⠬⠀⠾⠔⠀⠀⠀⠀⠀⠀⠀⠯⠀⠞⠕⠀⠯⠀⠋⠀⠮⠀⠉⠇⠁⠎⠎⠲
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠼⠉⠊⠂⠀⠼⠙⠚⠀
⠠⠝⠕⠞⠑⠲⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
⠼⠙⠚⠀⠀⠀⠀⠀⠠⠠⠮⠀⠠⠠⠉⠇⠁⠎⠎⠊⠋⠊⠉⠁⠞⠊⠕⠝⠀⠠⠠⠷⠀
⠠⠠⠏⠁⠞⠢⠞⠎⠀⠀⠶⠠⠁⠶⠀⠠⠠⠊⠝⠞⠗⠕⠙⠥⠉⠞⠊⠕⠝⠲⠀⠀⠀
⠠⠉⠇⠁⠎⠎⠊⠋⠊⠉⠁⠞⠊⠕⠝⠀⠇⠊⠑⠎⠀⠁⠞⠀⠮⠀⠋⠳⠝⠙⠁⠞⠊⠕⠝⠀⠷⠀⠮⠀
⠍⠢⠞⠁⠇⠀⠏⠗⠕⠉⠑⠎⠎⠑⠎⠲⠀⠠⠾⠳⠞⠀⠮⠀⠏⠪⠻⠀⠷⠀⠏⠻⠉⠑⠊⠧⠬⠂⠀
⠗⠑⠉⠕⠛⠝⠊⠵⠬⠀⠗⠑⠎⠑⠍⠃⠇⠁⠝⠉⠑⠎⠂⠀⠙⠊⠌⠬⠥⠊⠩⠬⠀
⠙⠊⠋⠋⠻⠢⠉⠑⠎⠀⠔⠀⠹⠬⠎⠂⠀⠏⠓⠢⠕⠍⠢⠁⠀⠯⠀⠝⠕⠞⠊⠕⠝⠎⠂⠀
⠛⠗⠳⠏⠬⠀⠮⠍⠀⠍⠢⠞⠁⠇⠇⠽⠀⠁⠉⠉⠕⠗⠙⠬⠀⠞⠕⠀⠘⠹⠀
⠗⠑⠎⠑⠍⠃⠇⠁⠝⠉⠑⠎⠀⠯⠀⠙⠊⠋⠋⠻⠢⠉⠑⠎⠂⠀⠚⠥⠙⠛⠍⠢⠞⠀⠊⠎⠀
⠊⠍⠏⠕⠎⠎⠊⠃⠇⠑⠂⠀⠝⠕⠗⠀⠉⠳⠇⠙⠀⠗⠑⠁⠎⠕⠝⠀⠃⠑⠀⠑⠭⠻⠉⠊⠎⠫⠀⠔
⠀⠏⠗⠕⠉⠑⠫⠬⠀⠋⠀⠮⠀⠅⠝⠪⠝⠀⠞⠕⠀⠮⠀⠥⠝⠅⠝⠪⠝⠲⠀⠀⠀⠀⠀⠀⠀⠀⠀
⠔⠔⠀⠀⠀⠀⠀⠀⠀⠔⠔⠀⠀⠀⠀⠀⠀⠀⠔⠔⠀⠀⠀⠀⠀⠀⠀⠔⠔⠀⠀⠀⠀⠀⠀⠀⠔⠔⠀⠀
⠠⠮⠀⠋⠁⠉⠊⠇⠊⠞⠁⠞⠊⠕⠝⠀⠯⠀⠁⠃⠃⠗⠑⠧⠊⠁⠞⠊⠕⠝⠀⠷⠀⠍⠢⠞⠁⠇⠀

These are the same pages the .brf download embosses — form-feed breaks and all. BRF opens in braille software (Duxbury, BrailleBlaster), on embossers, and on refreshable displays.