Journal of the Franklin InstituteFranklin Institute, 1853 Vols. 1-69 include more or less complete patent reports of the U. S. Patent Office for years 1825-1859. cf. Index to v. 1-120 of the Journal, p. [415] |
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Page 19
... method of working the trap - boards , which is at once simple and certain , and which is carried into effect by cheap and durable mechanism . " Claim , " Having thus described my improved loom for weaving carpets and other fabrics , by ...
... method of working the trap - boards , which is at once simple and certain , and which is carried into effect by cheap and durable mechanism . " Claim , " Having thus described my improved loom for weaving carpets and other fabrics , by ...
Page 20
... method of deline- ating upon common unprepared glass , or other transparent medium , with the aid of a simple and cheap instrument , consisting of a compound or composition of ink , a diminish- ing glass , chalk , & c . , artificial and ...
... method of deline- ating upon common unprepared glass , or other transparent medium , with the aid of a simple and cheap instrument , consisting of a compound or composition of ink , a diminish- ing glass , chalk , & c . , artificial and ...
Page 31
... method of operating the jaws and holding them closed with the requisite force to hold the blank firmly between them , without end strain upon the mandrel , by means of toggle or knuckle end joint levers , which are thrown slightly past ...
... method of operating the jaws and holding them closed with the requisite force to hold the blank firmly between them , without end strain upon the mandrel , by means of toggle or knuckle end joint levers , which are thrown slightly past ...
Page 68
... method . - Comptes Rendus , xxxiv . p . 578 . Analysis of a new Alloy for the Plates for Calico Printers . By CONRAD FISCHER . * A white alloy , which is peculiarly adapted for the plates used in calico printing , and is used for that ...
... method . - Comptes Rendus , xxxiv . p . 578 . Analysis of a new Alloy for the Plates for Calico Printers . By CONRAD FISCHER . * A white alloy , which is peculiarly adapted for the plates used in calico printing , and is used for that ...
Page 69
... method at present in use for the production of " bleu de France " on wool , consists in boiling the wool in a bath containing ferridcyanide of potassium , an acid and chloride of tin , until the pure blue color is produced . In the ...
... method at present in use for the production of " bleu de France " on wool , consists in boiling the wool in a bath containing ferridcyanide of potassium , an acid and chloride of tin , until the pure blue color is produced . In the ...
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acid alumina apparatus applied arrangement Assignor axle beam blast boiler carbon carbonic acid cast iron cause cent centre centum chamber claim coal colors combination condensation connexion construction cutter cylinder diameter effect engine equivalent evaporated experiments feet fire box flues frame Franklin Institute furnace fusel oil gases heating surface hour hydrochloric acid Improvement increase india rubber indicator diagrams invention consists Journal length letters patent lever locomotive machine machinery magnesia manner manufacture Mean effective pressure means mechanical metal miles minute mode motion mould nitric acid obtained operation oxide pass patent Pennsylvania Philadelphia pipe piston pitch placed plate portion pounds present pressure produced proportion purpose quantity railway rollers screw shaft side silica slide speed spring square inch steam Stove stroke substantially as described temperature tion train tubes valve vertical vessel weight wheel wrought iron York