RATORS STATION thereby removing the rings (too cheap this treatment, all that is left is a reti- ANDO TRIMMING DEVICE to save). Thus it will be seen that after culated structure consisting almost en- the first operator has hung up the man- tirely of oxide of thorium. “Shaping tles on the… … plan of the machine’s construction and of imperfections in the thread, which LINES SHOWING THE AMOUNT OF SHRINKAGE. operation. Loss is entirely prevented; cause unequal absorption of the impreg- whatever breakage does occur is due to the carelessness after this, to another set of burners by which…
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