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 24
... invention consists in forming cavities in the hinder part of a boot tree , and inserting therein a series of levers and friction rollers , which being operated by a screw , and made to expand the tree whilst in the boot , by bearing ...
... invention consists in forming cavities in the hinder part of a boot tree , and inserting therein a series of levers and friction rollers , which being operated by a screw , and made to expand the tree whilst in the boot , by bearing ...
Page 25
... invention is , an attachment to the vise , substantially as herein described ... consist in an arrangement of mechanism in a mortising machine , whereby the ... consist in devices for the prompt and thorough separation of the grain from ...
... invention is , an attachment to the vise , substantially as herein described ... consist in an arrangement of mechanism in a mortising machine , whereby the ... consist in devices for the prompt and thorough separation of the grain from ...
Page 28
... invention consists in constructing a machine for bending pail bales , by which I can bend from one to twenty , or more , according to the length of the machine , and bend them more perfect and with greater facility than in the ordinary ...
... invention consists in constructing a machine for bending pail bales , by which I can bend from one to twenty , or more , according to the length of the machine , and bend them more perfect and with greater facility than in the ordinary ...
Page 30
... consists in the cheapness , convenience , and simplicity of its con ... invention is , giving a forward motion to the hasp , and acting upon the ... invention is , 1st , Frosting and figuring glass , by fix- ing the plates to be treated ...
... consists in the cheapness , convenience , and simplicity of its con ... invention is , giving a forward motion to the hasp , and acting upon the ... invention is , 1st , Frosting and figuring glass , by fix- ing the plates to be treated ...
Page 71
... invented by Mr. Kingston Goddard , of Philadelphia , Pennsylvania - REPORT That the nature of the invention consists in making the box in two or more parts , with a recess to receive and embrace a collar on the journal part of the axle ...
... invented by Mr. Kingston Goddard , of Philadelphia , Pennsylvania - REPORT That the nature of the invention consists in making the box in two or more parts , with a recess to receive and embrace a collar on the journal part of the axle ...
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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