Quick change bit holder with hardened insert

Details Quick change bit holder with hardened insert Quick change bit holder with hardened insert

2003-03-03

2004-04-06

Hyder, Philip S. (Department: 2912)

Machines not elsewhere specified

Agricultural or construction machinery

Drilling, mining, or soil treatment

CD15S140000

Design Patent

active

D0488170

CLAIM:
The ornamental design for a quick change bit holder with hardened insert, as shown and described.

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patent: 6113195 (2000-09-01), Mercier et al.
patent: 6244665 (2001-06-01), Bise et al.
patent: 6364420 (2002-04-01), Sollami

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