An “ultrasonic can opener” for opening steel-encased unexploded bombs without generating excessive heat is being studied by engineers at its commercial apparatus and systems division plant in Norwood, the Raytheon Co. announced this week.
The engineers are experimenting with what is called a “silent sound” tool under a contract from the U.S. Navy’s Bureau of Weapons.
Ultrasonic impact grinders are now widely used in industry to cut hard and brittle materials. A tooltip, moving up and down 25,000 times a second, drives an abrasive liquid against the work to be cut. Although the tool itself never touches the work, the tiny particles in the liquid cut the work to an accuracy of two 10,000ths of an inch.
Fri, Dec 2, 1960 – The Berkshire Eagle (Pittsfield, Massachusetts)
More Norwood Business History
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“Amazing Things Inc.” Markets High-Tech Gadgets and Modems-August 1986
Norwood-based Amazing Things Inc., a distributor for Leading Edge World Trade, launches its operations by marketing competitively priced computer modems and consumer electronics.

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Group Petitions for New Independent Bank in Norwood-July 11, 1986
Story 1: Proposal for Mid-County Banking Trust On July 11, 1986, local investors announced a formal bid to establish a new financial institution, the Mid-County Banking Trust, which would serve as the town’s only independent commercial bank. A group of 20 businessmen has already secured a building at 157 Central St., near Town Hall, to…

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Northrop Corporation Wins Military Contract to Expand Norwood Plant-August 30, 1985
Northrop Corp.’s Precision Products Division in Norwood wins a $1.9 million military contract, expanding its workforce and taking on full system design.

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Republic Plumbing Supply Seeks Expansion-July 25, 1985
William Duggan, owner of Republic Plumbing on Route 1, sought permission to extend the front of his building.

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Norwood Marketing Advice for Downtown Merchants-July 18, 1985
In the sweltering summer of 1985, the quaint town of Norwood found itself facing a pressing concern: how to revitalize its downtown area and entice customers back into its shops. The rise of large malls had led to a decline in foot traffic, leaving local merchants struggling to compete with the glitz and glamour of…

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New Friends Show They Care About Norwood Theft Victim-July 12, 1985
After a devastating June break-in at her 715 Washington St. store, Gould rebuilt her business with the help of a caring downtown community.

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Norwood Selectmen Vow to Fight Potential Closure of Masoneilan International Plants and Loss of 750 Local Jobs-August 10, 1983
Norwood selectmen vowed to meet with Masoneilan International officials to prevent the potential closure of Massachusetts plants in Norwood, Canton, and Avon, which employ 750 workers.

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The Closing of Stop & Shop in Norwood, Massachusetts – July 18, 1983
On a sweltering summer day in July 1983, the residents of Willow-Wood Terrace apartments in Norwood, Massachusetts, received devastating news: their beloved Stop & Shop supermarket was closing its doors on July 30. The announcement sent shockwaves throughout the community, particularly among the elderly tenants who relied heavily on the convenient location and services offered…

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Shaw’s Made to End ‘Round-Clock Hours-July 13, 1983
The quaint town of Norwood, nestled in the heart of Massachusetts, was abuzz with controversy on a sweltering summer evening in July 1983. The local selectmen had gathered at their meeting hall to deliberate on a pressing matter that would have far-reaching implications for the community’s residents and businesses alike. At the center of this…

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Kline’s Department Store Marks Ten Years in Downtown Norwood-July 11, 1983
Kline’s Department Store Celebrates a Decade in Norwood On July 11, 1983, Kline’s Department Store marked a significant milestone, celebrating ten successful years of operation in downtown Norwood. ⠀ When the 25-store retail chain first moved into the building formerly occupied by the Park Snow store, local observers were initially skeptical. At the time, the…

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