. Canadian machinery and metalworking (January-June 1919). SCIENTIFIC. _ECH- NICAL AND INDUSTRIAL DEVELOPMENT. SPECIAL RESEARCHES ARRANGED. PATENTS. TRADE MARKS. ETC. HANBURY A. BUDDENtt2 Dhummond Bldg . Montreal Cable AddressBREVET D ATENT r Fetherstonhaugh & Co.,1 The old established firm. Pat-1 enta everywhere. Head office,B Royal Bank Bldg., office, 5 Elgin StOffices throughout Free. s VKUW YOUR INVENTIONS Send direct to Ottawa for free pit ?inability re-port and booklet Patent Protection Clients*patents advertised La the Patent He view, Harold C. Shipm&n& Co.
. Canadian machinery and metalworking (January-June 1919). SCIENTIFIC. _ECH- NICAL AND INDUSTRIAL DEVELOPMENT. SPECIAL RESEARCHES ARRANGED. PATENTS. TRADE MARKS. ETC. HANBURY A. BUDDENtt2 Dhummond Bldg . Montreal Cable AddressBREVET D ATENT r Fetherstonhaugh & Co.,1 The old established firm. Pat-1 enta everywhere. Head office,B Royal Bank Bldg., office, 5 Elgin StOffices throughout Free. s VKUW YOUR INVENTIONS Send direct to Ottawa for free pit ?inability re-port and booklet Patent Protection Clients*patents advertised La the Patent He view, Harold C. Shipm&n& Co.**««y\ CENTRAL CHAMBttH, OTTAWA, CAN ADA. PATENTS TRADE-MARKSAND DESIGNS PROCURED IN ALL COUNTRIES Special Attention given to Patent Litigation Pamphlet sent free on application. RID0UT & MAYBEE,59 Yonge Street TORONTO, CANADA Prompt Deliveries on Gauges, Tools, Dies,Jigs and Fixtures Special Machinery CUT GEARS Contracting and RepairingMachinists Quotations cheerfully submitted. Normac Machine Co. 55 Vine Street, St. Catharines, Delta Files Are guaranteed togive more profit-able results thanany other filesyou can matchagainst them. Nor do we hesi-tate to makethis seeminglyo ver-confidentg u a r a ntee. We make itbecause w eknow DEL-TA FILESare theonly files
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectmachinery, bookyear19
