Ground effect machine
US D216842 S
Description (OCR text may contain errors)
Patented Mar. 10, 1970 United States Patent Ofifice GROUND EFFECT MACHINE William R. Bertelsen, 4343 18th Ave.,
Rock Island, Ill. 61201 Filed Sept. 24, 1968, Ser. No. 13,688
Term of patent 14 years Int. Cl. D1207, 08
US. Cl. D711 FIGURE 1 is a perspective view of a ground effect machine incorporating the design of the present invention.
FIGURE 2 is a front view of the design of FIGURE 1.
FIGURE 3 is a rear view of the design of FIGURE 1.
FIGURE 4 is a side elevational view of the design of FIGURE 1.
FIGURE 5 is a top view of the design of FIGURE 1.
The bottom of the ground effect machine is not seen when in use. The dotted line showings also form no part of this invention and are for illustrative purposes only.
The ornamental design for a ground efiect machine, as shown and described.
PAGE 2 Aviation Week, I an. 26, 1959, p. 56, bottom Chrysler aerial platform.
WALLACE R. BURKE, Primary Examiner W. N. WERTMAN, Assistant Examiner