Ronald Krolczyk Phones & Addresses

  • 36577 Holiday Cir, Clinton Twp, MI 48035 (586) 477-0620
  • Clinton Township, MI
  • 32554 Parker Cir, Warren, MI 48088 (586) 294-3203
  • 11855 Hovey St, Warren, MI 48089 (810) 754-4566
  • Utica, MI


Us Patents

Collapsible Catamaran Sailboat

View page
US Patent:
5042411, Aug 27, 1991
Jan 29, 1990
Appl. No.:
Ronald G. Krolczyk - Warren MI
International Classification:
B63B 112
US Classification:
114 391
A collapsible catamaran sailboat has a trampoline and a frame. The frame comprises two spaced cross tubes each having two ends. The frame further comprises two longitudinal, spaced hulls and a mechanism for releasably attaching one end of each cross tube to one of the hulls and the other end of each cross tube to the other of the hulls. The catamaran sailboat further comprises a mechnism for attaching the trampoline to the frame.
Ronald G Krolczyk from Clinton Township, MI, age ~62 Get Report