woothemes/woocommerce — pull request #1602 by helgatheviking (2012-10-14 21:17:34+00:00)
Title: Hide quantity input on products that are "unique"

I found that the `is_sold_individually` method currently only applies to digital downloads. By adding a field to the product data metabox you can allow for the sale of unique products... or other tangible products that people would prefer to sell one at a time.