Skip to contentSkip to Braille Studio

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.

Download .brf — Grade 2 Download .brf — Grade 1 Plain-text reader .txt

112,315 braille cells · 118 embossed pages at 40×25 · 371 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.