Machine-tool industry

Bulletin No. 498 -- Patented Resinoid Bonded Grinding Wheels Revisions. Revision to the Resinold licensees agreement and pricing.

Bulletin No. 499 - License Agreement -- Patented Resinoid Bonded Grinding Wheels, Glidden and Amazeen Wheels. Pricing discussion for discounts.

Bulletin No. 500 - License Agreement -- Patented Resinoid Bonded Grinding Wheels. Notification to remove one page from license agreement.

Bulletin No. 501 - License Agreement -- Patented Resinoid Bonded Grinding Wheels. Updated time schedule.

Bulletin No. 502 - License Agreement -- Patented Resinoid Bonded Grinding Wheels. Updated additions and deletions to buyer lists.

Bulletin No. 503 - License Agreement -- Patented Resinoid Bonded Grinding Wheels. Updated additions and deletions to buyer lists.

Bulletin No. 504 - License Agreement -- Patented Resinoid Bonded Grinding Wheels. Updated price lists.

Bulletin No. 505 - License Agreement -- Patented Resinoid Bonded Grinding Wheels, Special List Prices - Resinoid Bonded unfinished Rubs. Updated price lists.

Bulletin No. 506 0 Resinoid Bonded Grinding Metals, Hercules Mfg. Company, Centerville, Iowa. Addition to the licensee list and quantity buyers discount list.

Bulletin No. 507 - License Agreement -- Patented Resinoid Bonded Grinding Wheels, Batavia metal Products, Inc., Batavia, Illinois. Additions to licensee list.