120
google search
Google search results:
1: https://ptr-us.com/
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2: https://ptr-us.com/products/9x19mm/
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3: https://ptrtennis.org/
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4: https://finance.yahoo.com/quote/PTR/
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5: https://ptrco.com/
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6: https://playoverwatch.com/en-us/news/patch-notes/ptr/
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7: https://www.cloudflare.com/learning/dns/dns-records/dns-ptr-record/
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8: https://www.nasdaq.com/market-activity/stocks/ptr
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9: https://us.battle.net/support/en/article/32229
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10: https://www.bloomberg.com/quote/PTR:US
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