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 16
“ What I claim as my invention is , the arrangement of the screw within the body or interior of the box , in combination with so applying it to one head of the box , and to the platen , that by its revolution in one direction ...
“ What I claim as my invention is , the arrangement of the screw within the body or interior of the box , in combination with so applying it to one head of the box , and to the platen , that by its revolution in one direction ...
Page 30
For an Improved Screw Driver ; Jacob W. Switzer , Basil , Ohio . “ The nature of my invention consists in combining with the ordinary brace and bit stock a self holding screw driver , constructed substantially in the manner as ...
For an Improved Screw Driver ; Jacob W. Switzer , Basil , Ohio . “ The nature of my invention consists in combining with the ordinary brace and bit stock a self holding screw driver , constructed substantially in the manner as ...
Page 31
described , for holding the screw firmly , while the operation of driving or withdrawing it is carried on . " Claim .-- " What I claim as my invention is , the screw driver spring catches , attached to the flat portions of the screw ...
described , for holding the screw firmly , while the operation of driving or withdrawing it is carried on . " Claim .-- " What I claim as my invention is , the screw driver spring catches , attached to the flat portions of the screw ...
Page 54
Successful Application of the Screw to a Ninety - Gun Ship , with Engines . By Messrs . John Penn & Son . * The Agamemnon , 90 , Captain Sir Thomas Maitland , C. B. , when she went down the river on Friday afternoon , made a speed of ...
Successful Application of the Screw to a Ninety - Gun Ship , with Engines . By Messrs . John Penn & Son . * The Agamemnon , 90 , Captain Sir Thomas Maitland , C. B. , when she went down the river on Friday afternoon , made a speed of ...
Page 72
F is another screw fitting into the aperture , G , so that the axle can be oiled without taking off the wheel , it being only necessary to take out the screw , F , for the purpose of effecting this object .
F is another screw fitting into the aperture , G , so that the axle can be oiled without taking off the wheel , it being only necessary to take out the screw , F , for the purpose of effecting this object .
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