Messrs. Baldwin, Son and Carey, Patent Attorneys, Dingwall Building, Queen Street, Auckland (head office, Wellington), report that recently they acted as agents in filing the following applications for letters patent:—Telefunken Gesellschaft fur drahtlose Telegraphic m.b.H., Berlin, direction-finding radio receivers; Hoover, Ltd., Middlesex, suction cleaners; E. I. Du Pont De Nemours and Company, Delaware, manufacture of ruby glass; Calm, M., Auckland, improved luminous switch for electric circuits; Winget, Ltd., and Stanclifle,-C.W., Kent, means for testthe .proportion •of concrete. frl^— (Adl " I ? v ?? tors ' Quide," post
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Bibliographic details
Auckland Star, Volume LXX, Issue 35, 11 February 1939, Page 12
Word Count
84Page 12 Advertisements Column 2 Auckland Star, Volume LXX, Issue 35, 11 February 1939, Page 12
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