CHAIT, MITCHELL BARRY,BROWN, ALLAN IRWIN,HEGYI, MARCO ARMAND,ANDERSON, GREG
申请号：
SG10201502199S
公开号：
SG10201502199SA
申请日:
2011.01.19
申请国别(地区):
SG
年份:
2015
代理人:
摘要：
A method for laser marking an egg shell is provided. The method comprises controlling a laser beam directed onto the egg shell so as to discolor an outer layer of the egg shell without etching substantially into layers of the egg shell underneath the outer layer.
