The 'Octopus' Type Holland Submarines The Electric Boat Company Pine St. New York U. S. A. THE INTER-POLE MOTOR FOR INDIVIDUAL DRIVE It's the light est most voltage by field control. Sparkless at all loads and all speeds. BAYONNE N. J. Arcade Building 200 Ninth Street RECENTLY PATENTED INVENTIONS. Electrical Devices. Of Interest to Farmers. Railways and Their Accessories. Machines and Mechanical Devices. INDEX OF INVENTIONS For which Letters Patent of the for the Week Ending February 9 1909 AND EACH BEARING THAT DATE Animal trap J. 0. King 912134 Legal Notices PATENTS Federal and State
The 'Octopus' Type Holland Submarines The Electric Boat Company Pine St. New York U. S. A. THE INTER-POLE MOTOR FOR INDIVIDUAL DRIVE It's the light est most voltage by field control. Sparkless at all loads and all speeds. BAYONNE N. J. Arcade Building 200 Ninth Street RECENTLY PATENTED INVENTIONS. Electrical Devices. Of Interest to Farmers. Railways and Their Accessories. Machines and Mechanical Devices. INDEX OF INVENTIONS For which Letters Patent of the for the Week Ending February 9 1909 AND EACH BEARING THAT DATE Animal trap J. 0. King 912134 Legal Notices PATENTS Federal and State Jurisdictions. bility of an invention will be readily given to any inventor furnishing us with a model or sketch and a brief description of the device in question. All communications are strictly confidential. Our request. Every patent secured through us receives MUNN & CO. 361 Broadway New York Branch Office 625 F St. Washington D. C, scientific american, -1909-02-20
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