BRUSHES MADE OF GLASS.
I A Vienna firm has recently placed ! era the market brushes made of gla*^, , which are to: replace tmeiy cloth for , cleaning tuid polishing ilie comuiufrir | tors of dynamos and motors. Thecu brushes are said to cleaax the commutators without scoring the metal, and their vsei avoids tiio inconvemtmcos i and dangers of emery cl-jtli.
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https://paperspast.natlib.govt.nz/newspapers/HNS19080810.2.3.2
Bibliographic details
Hawera & Normanby Star, Volume LIII, Issue LIII, 10 August 1908, Page 2
Word Count
59BRUSHES MADE OF GLASS. Hawera & Normanby Star, Volume LIII, Issue LIII, 10 August 1908, Page 2
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