Canadian machinery and metalworking (July-December 1917) . RADE MARK BRISTO REG. U. S. PAT. OFFICE SAFETY SET SCREWS insure safety. They also protect them-selves because of their patented con-struction. The dove-tailed design ofwrench and screw contracts the metalunder pressure. The harder you twistthe wrench the more the metal of thescrew is compressed. Write for BULLETIN 1-809 THE BRISTOL COMPANY Waterbury, Conn., Eliminate All Guesswork Make sure you are getting the quality, andstandard you are paying for. Our internationalBureau of Inspection, Tests and at your dispo
Canadian machinery and metalworking (July-December 1917) . RADE MARK BRISTO REG. U. S. PAT. OFFICE SAFETY SET SCREWS insure safety. They also protect them-selves because of their patented con-struction. The dove-tailed design ofwrench and screw contracts the metalunder pressure. The harder you twistthe wrench the more the metal of thescrew is compressed. Write for BULLETIN 1-809 THE BRISTOL COMPANY Waterbury, Conn., Eliminate All Guesswork Make sure you are getting the quality, andstandard you are paying for. Our internationalBureau of Inspection, Tests and at your disposal. CANADIAN INSPECTION AND TESTINGLABORATORIES, LIMITED Head Office and Main Laboratories--MONTREAL Branch Offices and Laboratories: TORONTO, WINNIPEG. EDMONTON, VANCOUVER NEW GLASGOW. Cushman Chucks Lathe Chucks, Drill ffp?TT-~7W Chucks, Portable A. ^i ^Tdiplikii^*- m -A Face Plate Jaws. LMpi*— ^ PHD/ Let us send you our catalog. ?fern f Jaffa ^ The Cushman^^te Chuck Co. ****v^<B Hartford. ^^ Skinner ReversibleFace Plate Jaws. Eve rything inthe line ofChucks. Write for illus-trated or SteelBody, Single Ribfor Large Lathesand Double RibsBoring Mills THE SKINNERCHUCK CO. Factory and Main Office: New Britain, Conn, !.New York Office: San Francisco Office: London Office: 94ReadeSt. Rialto Bids. 149 Queen Victoria St. SJEELCASTINGS : We are well equipped to makeall kinds of steel castings, 100lbs. to 50,000 lbs. Dominion Steel Foundry Co, LIMITED Hamilton Ontario ™STEEL TANKS
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectmachinery, bookyear19
