PATENTS APPLIED FOR.
Messrs Baldwin .and Rayward, Patent Attorneys, Wellington (Canterbury representative, A. H. Hart, Gloucester Street, Christchurch), report having filed the following applications for letters patent during the week ending October 9 :—
Paul de Boklevsky, Ekaterinbourg, Russia, improvements in centrifugal 'amalgamators ; I\\ M'Kay and others, Day Dawn, Western Australia, an improved drill chuck; W. W. Mackie, Middlesex, England, improvements connected with dynamo electric machines and electric motors, for maintaining a constant electro motive force under variations of speed; V. C. J. Nightingall, Melbourne, Vie, an improved filter for attachment to water taps; J. Kimberley, Horeham, Victoria, improvements in, or relating to, draftinggates for stock ; B. Crawford and H. A. Tattersall, Ponsonby, Auckland, improved hot water system; C. H. Bettany, an improvement in frying-pan covers; H. J. Coster and N. R. Duke, Munigan, South Gippsland, Vie, improvements in, and connected with, beaters and whisks for eggs and other liquids and semi-liquids; C. Schauer, Wellington, improvements in fumigating apparatus; H. North, Wellington, improvements in upholstering springe and supports therefor. " Progress," New Zealand's great illustrated journal. October number will contain illustrated article upon the North Island Main Trunk Line, Invention, Architecture, Engineering, Motoring, etc. Subscription, prepaid, us per annum. Baldwin and Ray ward, Christchurch. 1756
PATENTS APPLIED FOR.
Star (Christchurch), Issue 8752, 15 October 1906, Page 1
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