You can view the products procured for the project under the "Supply Chain" tab -> "Inbound Logistics" tab.
For example, if you purchased an item for a project, the item(s) present in this line will be displayed under the project's " Supply Chain" tab -> "Inbound Logistics" tab, based on the definition you made under Purchase Invoice Line.
Please note that to view the items provided for a project, the project must be selected in any document that causes the incoming action - similar to the example above.
Note: In other words, all the information available under the individual " Inbound Logistics " tabs of the project WBS is collected under the project's "Supply Chain" tab -> "Inbound Logistics" tab.