The phrase "a stamp that would" is correct and usable in written English.
It can be used when discussing a hypothetical or potential stamp that serves a specific purpose or function.
Example: "I wish I could create a stamp that would instantly validate my documents."
Alternatives: "a stamp capable of" or "a stamp designed to".
Mr. Tang and Ms. Liu, who were among them, still have not received the proper stamp that would allow them to resume practicing but have so far managed to avoid having their licenses permanently revoked.
Living in the Netherlands, I collected mostly Dutch stamps, but always kept my eyes open for that rare stamp of any nationality -- that stamp that would make me famous among my philatelic friends, perhaps even rich.
The challenge for S&H will be to persuade online users that a new digital currency called greenpoints -- which you can't see or hold or lick or print out -- is as meaningful as a stack of perforated Green Stamps that would accumulate in an old red Pyrex bowl on the kitchen counter.
Other speakers proposed eco-electronic solutions like digital postage stamps that would put a price on sending e-mail -- trivial for an individual user but making hit-or-miss barrages prohibitively expensive.
House Republicans are seeking cuts to food stamps that would trim the Supplemental Nutrition Assistance Program's cost by roughly 5percentt over 10 years.
Established in the 1970s, the program was conceived as an alternative to the Supplemental Nutrition Assistance Program (SNAP), still often called food stamps, that would serve low-income households living on or near reservations.
Audrey Robles, owner of the boutique audrey k, said it was fun Saturday to see families riding together on Chandler Boulevard, with children bringing Magnolia Park "passport" books to stores to get the stamps that would earn them prizes.
Using a microscope he looks for 95 stamps that'd confirm sterling silver, or 375 marks for gold.
If they had, a stamp that was 3 cents in 1917 would cost about 50 cents today.
