Journal of the Franklin InstituteFranklin Institute, 1851 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 3
... employed in the construction of new cars , by thus keeping them constantly in work , which could not otherwise be done . No additional number of hands has been employed expressly for construc- ting new cars . Those that have been built ...
... employed in the construction of new cars , by thus keeping them constantly in work , which could not otherwise be done . No additional number of hands has been employed expressly for construc- ting new cars . Those that have been built ...
Page 30
... employed by them . Some changes are doubtless necessary in order to adapt their present machinery for the spinning of flax , but not to any important extent ; and the expense to which the proprietors might thus be subjected would be ...
... employed by them . Some changes are doubtless necessary in order to adapt their present machinery for the spinning of flax , but not to any important extent ; and the expense to which the proprietors might thus be subjected would be ...
Page 33
... employed . " And from the evidence of Mr. Simpson , " it appears that it was not usual for the inspectors to make an ... employing some one capable of making an examination of the state of their machinery , and of reporting thereon ...
... employed . " And from the evidence of Mr. Simpson , " it appears that it was not usual for the inspectors to make an ... employing some one capable of making an examination of the state of their machinery , and of reporting thereon ...
Page 55
... employed in running the engine when finished . The first of these may be ignorant of the details of practical ... employ engineers who know nothing of the principles of steam or practical mechanics . If they are prudent , things go on ...
... employed in running the engine when finished . The first of these may be ignorant of the details of practical ... employ engineers who know nothing of the principles of steam or practical mechanics . If they are prudent , things go on ...
Page 56
... employ the ignorant , should not some means be taken to protect the community from the cupidity and ignorance to ... employed in almost every branch of manufac- turing science peculiar to this kingdom , two or three leading points ob ...
... employ the ignorant , should not some means be taken to protect the community from the cupidity and ignorance to ... employed in almost every branch of manufac- turing science peculiar to this kingdom , two or three leading points ob ...
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action angle apparatus applied arrangement attached axis bituminous blades blast blast furnace boiler carriage cast iron cent centre centrifugal force chord circuit claim therein coal combination condenser connected connexion construction Coulaine cubic curved cutters cylinder deflexion diameter distance effect electric telegraph electricity engine equal experiments feet flues force frame Franklin Institute furnace generatrix gutta percha heat Improvement increased indicator diagrams invention consists Journal length lever machine magnet manner mastic material means metal miles motion operation paddle passing patent pipe piston placed plane plate present pressure produced propeller proportion pump purpose rails railway revolutions per minute roadway rollers screw shaft side slide spring square inch steam steam engine steamers Stoves stroke substantially as described surface tangential angle telegraph temperature thickness tion tons tube valve velocity vertical vessel weight wheel wire wrought iron York