The search function will turn up a bunch of links but here is one to get you started: http://pweb.netcom.com/~brlevine/ny.txt
Here are some excerpts from the law (emphasis is mine):
Chap. 1 Public Safety 10-133
Historical Note
Formerly 436-5.1
10-133
Possession of knives or instruments.
A. ...It is further declared and found that the wearing or carrying of knives in open view in public places while such knives are not being used for a lawful purpose is unnecessary and threatening to the public and should be prohibited.
B. It shall be unlawful for any person to carry on his or her person or have in such person's possession, in any public place, street or park any knife which has a blade length of four inches or more.
C. It shall be unlawful for any person in a public place, street or park to wear outside of his or her clothing or carry in open view any knife with an exposed or unexposed blade unless such person is actually using such knife for a lawful purpose as set forth in subdivision d of this section.
Here are some excerpts from the law (emphasis is mine):
Chap. 1 Public Safety 10-133
Historical Note
Formerly 436-5.1
10-133
Possession of knives or instruments.
A. ...It is further declared and found that the wearing or carrying of knives in open view in public places while such knives are not being used for a lawful purpose is unnecessary and threatening to the public and should be prohibited.
B. It shall be unlawful for any person to carry on his or her person or have in such person's possession, in any public place, street or park any knife which has a blade length of four inches or more.
C. It shall be unlawful for any person in a public place, street or park to wear outside of his or her clothing or carry in open view any knife with an exposed or unexposed blade unless such person is actually using such knife for a lawful purpose as set forth in subdivision d of this section.