Flat-lid for a casket
Flexible barbell bar
Flexible dumbbell
Flexible foot extender
Flexible mirror device
Flexible record disk signal storage apparatus
Flexible sheet exercising apparatus
Flexible swing seat
Flight training assembly
Flight vehicle toy
Flip-up stylus protector for a phonograph cartridge
Floating platform
Floor hockey carom corner
Floor-mounted exercise machine
Flotation amusement device
Flotation trampoline
Fluid dynamic exerciser
Fluid fillable, collapsible dumbbells
Fluid filled exercise device
Fluid filled jumping stick