File:Valvular conduit - Patent by Nikola Tesla - February 3rd, 1920.pdf
Size of this JPG preview of this PDF file: 408 × 599 pixels. Other resolutions: 163 × 240 pixels | 327 × 480 pixels | 523 × 768 pixels | 697 × 1,024 pixels | 1,394 × 2,048 pixels | 4,833 × 7,100 pixels.
Original file (4,833 × 7,100 pixels, file size: 545 KB, MIME type: application/pdf, 6 pages)