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This is quite a challenge and it is really a magic square in disguise! Here is one solution and another similar puzzle for you to try. You may like to study the articles Magic Squares and Magic Squares II.

Patent Solution solution

Patent Solution Solution

Another Patent Puzzle - again the magic total is 132

The following puzzle comes from The Ultimate Book of Number Puzzles by Kenneth Kelsey published by The Cresset Press 1992, ISBN: 0 09 177204 4.

Another Patent Puzzle