Repertory of Arts, Manufactures, and Agriculture: Consisting of Original Communications, Specifications of Patent Inventions ..., Band 3G. and T. Wilkie, 1844 |
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Seite 49
... means I obtain pictures which have more softness than usual , and have a very pleasing artistical effect . I sometimes place coloured papers , instead of white paper , behind the waxed picture , and by that means obtain various beau ...
... means I obtain pictures which have more softness than usual , and have a very pleasing artistical effect . I sometimes place coloured papers , instead of white paper , behind the waxed picture , and by that means obtain various beau ...
Seite 206
... means of a small steam - engine , pure air may be drawn in large quantities down the shaft into a chamber below , where it may be warmed or cooled , according to the state of the weather and other circumstances . This warm or cold air ...
... means of a small steam - engine , pure air may be drawn in large quantities down the shaft into a chamber below , where it may be warmed or cooled , according to the state of the weather and other circumstances . This warm or cold air ...
Seite 294
... means of the racks and pinions , or by means of the said screw be- fore mentioned , the attendant or driver can always direct and regulate the movements of the machine as he thinks proper , and according to the description of work that ...
... means of the racks and pinions , or by means of the said screw be- fore mentioned , the attendant or driver can always direct and regulate the movements of the machine as he thinks proper , and according to the description of work that ...
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annealing apparatus applied arrangement axis bars calotype capstan cards carriage claim colour combined construction County of Middlesex cylinder described the nature drawing employed Engineer ENGRAVING Enrolled fabrics Fahrenheit fatty or oily February 24 fibrous figures flyer frame Gentleman glass guard plate heat hollow screw plug improvements in machinery india rubber invention consists invention relates iron Learned Friend letters patent machine magnesia mandril manner manufacture material means metal Middlesex mode months mould nitrous nitrous acid November 25 obtained oily bodies operation palm oil passing Patent for Improvements Patent granted pipe piston placed plaintiff plane presents produced pump punches purpose quantity Rubery screw threads Sealed shaft sheet shewn shown side sieves solution specification spindle steam stearic acid substance suitable sulphuric acid surface tallow thereof threads tion top-tips tubes understood upper valve vessel wheels WILLIAM witness whereof workman yarn