摘要:
A system and method for protecting an electronic device display screen comprises an electronic device 1 having a display screen 3, finger nail polish 4, and finger nail polish applicator 2. Finger nail polish 4 is applied to the display screen 3 using the finger nail polish applicator 2.
摘要:
A method and an apparatus for a sectional mast assembly for erection and disassembly of a rig. The sectional mast assembly includes a bottom section having at least a back and a pair of opposed sides with each of the opposed sides having at least one pivoting ratchet support. A scoping dog assembly is moveable on a track on the bottom section. The scoping clog assembly includes wheels which engage the track and a pivoting ratchet support. A cylinder extends between the bottom section and the scoping dog assembly to move the scoping dog assembly on the track. The pivoting ratchet support of the scoping dog assembly engages each of the mast sections in sequence to raise the entire mast assembly.