61. | .biorad | Graphics (Biorad confocal file) |
62. | .bip | image file (band interleaved by pixel) (ArcView) |
63. | .bit | Bitmap graphics (X11) |
64. | .bix | Compressed file archive (BIX) |
65. | .biz | BizTalk compatible schema ◊ Business card (Broderbund, ProVenture) ◊ Geometry file (dVise) ◊ PMW BizCard Type |
66. | .bk | Faxbook (JetFax) |
67. | .bk! | Document backup (WordPerfect) |
68. | .bk$ | Backup file |
69. | .bk1 | Timed backup file for document window 1 (WordPerfect) |
70. | .bk2 | Timed backup file for document window 2 (WordPerfect) |