Games using tangible projectile – Bowling
Patent
1998-06-23
1999-03-30
Pierce, William M.
Games using tangible projectile
Bowling
473115, A63D 504
Patent
active
058881433
ABSTRACT:
A bowling lane masking unit having an elevatable panel with first and second pulley wheels at the lower corners, a pair of stabilizing cables each anchored on both ends, passing around the pulley wheels and across the panel to retain the panel vertically aligned when shifted up and down, and a shiftable latch retaining the panel in elevated position.
REFERENCES:
patent: 3037301 (1962-06-01), Siepel
patent: 3144229 (1964-08-01), Wolters
patent: 3269035 (1966-08-01), Bong
patent: 3394497 (1968-07-01), Case
patent: 4339129 (1982-07-01), Gautraud
patent: 5087041 (1992-02-01), Gagnon
patent: 5356346 (1994-10-01), Katje et al.
Brunswick Bowling & Billiards Corporation
Pierce William M.
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