Patents for P. W. Pezzetti |
Patents 16 -
22
of 22
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Number | Date | Patentee | Title | Type |
1,044,553 | Nov. 19, 1912 | H.C. Marx | Marxophone | musical instruments |
1,060,186 | Apr. 29, 1913 | H.J. Hjorth | Lantern Holder for Boats | shipwright |
1,127,890 | Feb. 09, 1915 | H.J. Hjorth | T-Rest for Lathes | metal lathe accessories and attachments |
1,130,398 | Mar. 02, 1915 | G.O. Gridley | Screw-threading mechanism | screw machines |
1,160,426 | Nov. 16, 1915 | C.J. Manning | Altitude Gage | liquid gauges |
1,174,009 | Feb. 29, 1916 | H.J. Hjorth | Gage for Edged Tools | special purpose gauges |
1,232,801 | Jul. 10, 1917 | H.J. Hjorth | Universal Lathe Attachment | metal lathe accessories and attachments |