Journal of the Franklin InstituteVols. 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 22
“ The nature of our invention consists in the adaptation of , or the rendering available , tar , as a fuel for the production of the intense and steady heat required for the melting or manufacture of glass , by introducing it into the ...
“ The nature of our invention consists in the adaptation of , or the rendering available , tar , as a fuel for the production of the intense and steady heat required for the melting or manufacture of glass , by introducing it into the ...
Page 25
... or like manufacture , formed of strands twisted together ; nor do I claim the application of a take - up roller or mechanism , as used on either a common warp or flat braid knitting machine ; but what I Vol . XXV . - THIRD SERIES .
... or like manufacture , formed of strands twisted together ; nor do I claim the application of a take - up roller or mechanism , as used on either a common warp or flat braid knitting machine ; but what I Vol . XXV . - THIRD SERIES .
Page 26
For an Improvement in the Manufacture of Stone and Earthenware ; Jacob and Freeman Wise , Frederickstown ... “ 2d , The inodel adopted for varying the relative thickness of the different parts of the manufactured article .
For an Improvement in the Manufacture of Stone and Earthenware ; Jacob and Freeman Wise , Frederickstown ... “ 2d , The inodel adopted for varying the relative thickness of the different parts of the manufactured article .
Page 31
“ Having described my improved machinery for the manufacture of screws , what I claim therein as new is , 1st , The feeder , composed of a sectional trough , with a close bottom and open top , into which the blank drops and arranges ...
“ Having described my improved machinery for the manufacture of screws , what I claim therein as new is , 1st , The feeder , composed of a sectional trough , with a close bottom and open top , into which the blank drops and arranges ...
Page 43
It is a matter of some singularity , that in the rapid advance of our manufactures , so little attention has been paid among us to a branch of so much importance as the manufacture of porcelain , an article of which large quantities are ...
It is a matter of some singularity , that in the rapid advance of our manufactures , so little attention has been paid among us to a branch of so much importance as the manufacture of porcelain , an article of which large quantities are ...
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