| PATENT ASSIGNEE'S COUNTRY | USA |
| UPDATE | 08.99 |
| PATENT ASSIGNEE | This data is not available for free |
| PATENT CLAIMS |
Mfg method of built-up roofing prodts - Supplying a fibrous mat to a mfg process - Moisturizing the mat by applying moisture to first major surfa ce of mat during mfg process to increase moisture content of mat & reduce amount of hot bitumen accepted by the mat when coated with hot bitumen - Applying hot bituminous coating to major surface of mat |
| PATENT PHOTOCOPY | Available on request |
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